The Chicago race riot of 1919 begins. It was ignited after a young Black man was stoned and drowned in Lake Michigan for swimming in an area reserved for whites. it was a violent racial conflict between white Americans and black Americans that lasted eight days. During the riot, 38 people died, 537 were injured and between 1,000 and 2,000 residents, most of them black, lost their homes. The riot is considered the worst of the scores of riots and civil disturbances across the United States during the "Red Summer" of 1919. More
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What Happened in July?
The independent republic of Lithuania, successfully expels invading Soviet troops and gains full recognition as an independent country from Soviet Russia as the Soviet–Lithuanian Peace Treaty signed July 12 1920 in Moscow,
Lithuania - Kudos365 History Series
Lithuania is a Baltic country in northeastern Europe whose history connects medieval state-building, early modern commonwealth politics, imperial rule, national revival, Soviet occupation, and modern European integration. Bordered by Latvia, Belarus, Poland, the Russian exclave of Kaliningrad, and the Baltic Sea, Lithuania occupies a strategic position between Central, Eastern, and Northern Europe. Its capital, Vilnius, remains one of the region’s most important historic and cultural centers.
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Medieval Power and Regional Influence
Lithuania emerged as a major political force during the Middle Ages. The Grand Duchy of Lithuania grew from a Baltic state into one of the largest powers in Europe, extending far beyond the borders of modern Lithuania. Its expansion brought together Baltic, Slavic, Orthodox, Catholic, and Jewish communities across a wide territory.
Vilnius became the political center of the Grand Duchy and developed as a city of trade, religion, scholarship, and administration. The city’s historic center still reflects this layered past, with Gothic, Renaissance, Baroque, and classical architecture preserved within a medieval urban plan.
Union, Partition, and National Revival
Lithuania’s union with Poland created the Polish-Lithuanian Commonwealth, one of early modern Europe’s most important political formations. The Commonwealth was notable for its elective monarchy, parliamentary institutions, religious diversity, and multiethnic society, though it also faced internal tensions and growing pressure from neighboring powers.
In the late eighteenth century, partitions by Russia, Prussia, and Austria ended the Commonwealth’s independence. Much of Lithuania came under Russian imperial control. During the nineteenth century, Lithuanian national identity survived through language, Catholic religious life, education, folk culture, publishing, and resistance to Russification. The preservation of the Lithuanian language became especially important to national revival.
Independence, Occupation, and Restoration
Lithuania declared independence on February 16, 1918, after World War I and the collapse of empires in Eastern Europe. The new state built national institutions during the interwar period, though it faced political instability, territorial disputes, and pressure from larger neighbors.
World War II brought catastrophe. Lithuania was occupied first by the Soviet Union, then by Nazi Germany, and then again by the Soviet Union. The Holocaust devastated Lithuania’s Jewish communities, which had been central to the country’s urban, intellectual, and commercial life. After the war, Soviet rule brought repression, deportations, collectivization, censorship, and political control, while armed and cultural resistance continued in different forms.
On March 11, 1990, Lithuania declared the restoration of independence, becoming the first Soviet republic to do so. The move was a defining moment in the collapse of Soviet authority in the Baltic region. Lithuania’s independence was internationally recognized after the failed Soviet coup in 1991, and the country moved steadily toward democratic government and Western integration.
Present-Day Significance
Modern Lithuania is a parliamentary republic, a member of the European Union and NATO, and part of the euro area. Its public life combines strong national identity with active participation in European and transatlantic institutions.
Lithuania’s significance rests on more than its size. It is a country whose history reflects the experience of borderlands, empire, occupation, cultural survival, and democratic restoration. Its modern role is shaped by Baltic cooperation, security concerns on Europe’s eastern frontier, preservation of language and heritage, and the continuing importance of Vilnius as a political and cultural center.
Lithuania remains a place where medieval memory, national resilience, and contemporary European identity meet.
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The Insulin hormone is successfully isolated by Canadian doctor Frederick Banting and his assistant Charles Best, a Biochemist. The scientific work continued and two additional contributors entered the scene; Dr James R. Mcleod and James Bertram Collip, also a biochemist. The four participants had a difficult relationship.
In 1923, Banting and Macleod were jointly awarded the 1923 Nobel Prize in Physiology or Medicine "for the discovery of insulin". By 1923 Insulin was in full production available to patients. More
Hitler becomes Party Chairman and leader of the Nazis.
The Hollywood Sign is officially dedicated in the hills above Hollywood, Los Angeles. It originally read "Hollywoodland," the name of the Real Estate company which was developing the now Hollywood Hills. The last four letters of the sign were were dropped after its second renovation in 1949. More
The German psychiatrist Hans Berger records the first EEG (Electroencephalogram) reading from a human by placing electrodes on the brain of a 17-year-old boy to capture its electrical activity. This marked the advent of a new era for neuroscience. More
The "Scopes Monkey trial", formally The State of Tennessee v. John Thomas Scopes, starts. The trial publicized the Fundamentalist–Modernist controversy, which set Modernists, who said evolution was not inconsistent with religion, against Fundamentalists. The trial was deliberately staged in order to attract publicity to the small town of Dayton, Tennessee, where it was held. On July 21 Scopes was found guilty and was fined $100 (equivalent to $1,700 in 2023), but the verdict was overturned on a technicality. More
Adolf Hitler publishes Volume I of Mein Kampf, (My Struggle) a political and autobiographical manifesto. The book outlines many of Hitler's political beliefs, his political ideology and future plans for Germany and the world. Volume 2 was published in 1926. Hitler began Mein Kampf while imprisoned following his failed coup in Munich in November 1923 and receiving in 1924, a sentence of five years in prison. Book sales were slow but it became a bestseller in Germany following Hitler's rise to power in 1933.
The "Scopes Monkey trial", formally The State of Tennessee v. John Thomas Scopes, which had started on July 10 came to an end on July 21, 1925. The trial publicized the Fundamentalist–Modernist controversy about evolution and religion. Scopes was found guilty and was fined $100 (equivalent to $1,700 in 2023), but the verdict was overturned on a technicality.
The Scopes Trial - Historical Background
The Scopes Trial, formally State of Tennessee v. John Thomas Scopes, took place in Dayton, Tennessee, in July 1925. It became one of the most famous courtroom events in American history because it brought a local criminal prosecution into a national debate over science, religion, education, law, and modern culture.
The case arose after Tennessee passed the Butler Act, which made it unlawful for teachers in state-supported schools to teach that human beings had descended from a lower order of animals. The law reflected a broader national conflict during the 1920s between religious traditionalism and modern scientific education. Evolution had become a symbolic issue in that conflict, especially as public schools expanded and biology textbooks increasingly included Darwinian ideas.
John T. Scopes, a young high school teacher and football coach in Dayton, agreed to become the defendant in a test case. Local leaders also saw the case as a way to bring attention to Dayton. What began as a challenge to a state education law quickly became a national spectacle.
Causes and Setting
The trial occurred during a period of rapid social change in the United States. Urbanization, immigration, new mass media, changing moral standards, and scientific modernism all unsettled older cultural patterns. For many religious conservatives, the teaching of evolution seemed to threaten biblical authority and traditional moral order. For civil libertarians and many educators, laws against teaching evolution threatened intellectual freedom and public education.
The American Civil Liberties Union supported a challenge to the Butler Act. Dayton civic boosters helped arrange the case, and Scopes became the chosen defendant. The prosecution featured William Jennings Bryan, a three-time Democratic presidential nominee and one of the nation’s best-known advocates of religious populism. The defense included Clarence Darrow, the famous criminal lawyer and public critic of religious fundamentalism.
The presence of Bryan and Darrow transformed the trial into a symbolic confrontation. Newspapers, radio coverage, and public curiosity turned Dayton into a national stage.
Major Developments
The trial opened on July 10, 1925. The legal issue was narrow: whether Scopes had violated the Butler Act by teaching evolution in a public school. The broader public debate, however, centered on whether a state could restrict scientific teaching to protect religious doctrine.
The defense hoped to challenge the law by presenting scientific and theological arguments. Judge John T. Raulston limited much of that strategy by excluding expert scientific testimony from the jury’s consideration. This decision kept the case focused on whether Scopes had broken the statute rather than whether evolution was scientifically valid or whether the law was wise.
The most dramatic moment came when Darrow called Bryan to the stand as a witness on biblical interpretation. The exchange between Darrow and Bryan became legendary. Darrow pressed Bryan on whether biblical passages should be read literally, while Bryan defended religious belief but conceded interpretive complexity on some points. Although the questioning did not determine the legal verdict, it shaped public memory of the trial.
Scopes was found guilty on July 21, 1925, and fined $100. The verdict was expected because the defense did not seriously dispute that evolution had been taught. The case was then appealed.
Outcome
In 1927, the Tennessee Supreme Court upheld the constitutionality of the Butler Act but reversed Scopes’s conviction on a technical ground involving the fine. The court chose not to order a new trial. As a result, Scopes was no longer convicted, but the law itself remained in effect.
The Butler Act stayed on Tennessee’s books for decades. The trial did not immediately settle the place of evolution in American classrooms. Instead, many textbook publishers and schools avoided the controversy by reducing or minimizing discussion of evolution.
Historical Significance
The Scopes Trial became a lasting symbol of the tension between science education and religious belief in public life. It is often remembered as a clash between modernism and fundamentalism, but its meaning was more complex. The case involved local boosterism, constitutional questions, educational policy, media spectacle, celebrity lawyering, and competing visions of American culture.
The trial also showed the growing power of mass media. Reporters turned courtroom arguments into national drama, and the personalities of Bryan and Darrow became almost as important as the legal issue itself.
In the long term, the Scopes Trial foreshadowed later debates over public-school curricula, academic freedom, church-state boundaries, and the teaching of evolution. Although Scopes lost in the trial court, the event helped make laws restricting evolution instruction a national constitutional issue. Its legacy continued through later court cases and educational conflicts that shaped how science and religion were discussed in American public schools.
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Construction work for the Hoover Dam begins after the appropriations were approved; it was built during the Great Depression, between 1930 and 1937. The dam was dedicated in 1935, it started providing electricity to Los Angeles on October 9 1936 and had all the hydroelectric generators online in 1937.
The Hoover Dam was built for a cost of $49 million (approximately $760 million adjusted for inflation). The power plant and generators cost an additional $71 million. The sale of electrical power generated by the dam paid back its construction cost, with interest, by 1987. More
The Bonus Army, a group of 43,000 demonstrators – 17,000 veterans of U.S. involvement in World War I, their families, and affiliated groups gathered in Washington, D.C., to demand early cash redemption of their service bonus certificates. They were forcibly disbanded by the U.S. Army in Washington, D.C.
American Aviator Wiley Post completes a solo flight around the world in the Lockheed 5C Vega named Winnie Mae. His record breaking flight of 15,596 miles (25,099 km) was completed in 7 days, 18 hours and 49 minutes. More
Image source: Wiley Post and the Winnie Mae (2012.201.B1028.0550, Oklahoma Publishing Company Photography Collection, OHS).
The Spanish Civil War begins. A well-planned military uprising splits the country in half in just a few days, with one zone controlled by the government (known as Republicans, Loyalists, or Reds), and the other by the rebels (also referred to as Nationalists, Fascists, or Whites) led by Franco. An estimated half million people perished during the civil war which lasted until 1939. Franco ruled Spain as a dictator for almost 40 years until his death in 1975. More
Amelia Earhart and Navigator Fred Noonan disappear on Round-the-World Flight. Earhart and Noonan never found Howland Island and they were declared lost at sea on July 19, 1937 following a massive sea and air search. More
The second Sino-Chinese war conflict begins with a clash at the Marco Polo Bridge near Beijing. Japan quickly captured major Chinese cities, including Nanjing, where the infamous Nanjing Massacre occurred. Despite Japan's initial successes, Chinese resistance persisted, supported by a united front of Nationalists and Communists. Many others consider the second Sino-Chinese war conflict to have started when Japan invaded Manchuria in September 1931. The conflict ended when Japan's surrender to the WWII Allies in 1945.
The Battle of Britain began on July 10, 1940, as Nazi Germany launches air attacks on southern England. More
U.S. President Franklin D. Roosevelt issues Executive Order 8832, freezing Japanese assets in the United States and eleven days later, on August 1, declares an embargo on oil and gasoline exports to Japan, bringing commercial relations between the nations to an effective end. On December 7 the Japanese attacked Pearl Harbor. More at: WWII Museum and the The Independent Institute.
A B-25 Mitchell bomber of the United States Army Air Forces crashed into the north side of the Empire State Building in New York City while flying in thick fog. The crash, impacting the 79th floor killed the three crewmen and eleven people in the building and injured twenty-four others including Elevator operator Lou Oliver who plunged 75 stories in the elevator to the basement. She was injured but survived. The damage caused by the crash was estimated at US$1 million (equivalent to about $17 million in 2024), but the building's structural integrity was not compromised. More
George Washington Carver arrives in Dearborn, Michigan at the invitation of Henry Ford to set up a laboratory and collaborate with him to explore the possibilities of using agricultural products in the automotive industry. Ford was particularly interested in finding alternatives to traditional materials like metal and rubber, which were in short supply and expensive during the war years. Henry Ford had previously traveled multiple time to Tuskegee to convince Carver to join him on the project. The laboratory was dedicated in a ceremony on July 21, 1942. The relationship between their two institutions continued to flourish after Carver's death in 1943 and Ford's in 1947. More
George Washington Carver and Henry Ford, Carver Nutrition Laboratory, Dearborn, Michigan, 1942. Image Source: The Henry Ford Museum (www.thehenryford.org)
Stalin Issues Order No. 227: “Not a Step Back” The order, intended to galvanize the morale of the hard-pressed Red Army under German attack. More