Browse Historical Events by Month:
Battles, deaths, and monumental religious moments. Explore significant events from September that helped shape the world. Dates for earlier events may be approximate.
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The Allied Fifth Army, commanded by Lieutenant General Mark W. Clark, USA, lands on Salerno, Italy, on September 9, 1943, transported by the Western Naval Task Force, TF 80, commanded by Vice Admiral H. Kent Hewitt, USN. The large amphibious assault faced intense German resistance and counterattacks before securing the vital beachhead nine days later.
The Battle of Peleliu starts, on September 15, 1944 with a heavy three-day naval and air bombardment by the US Third Fleet forces, leading to the 1st Marine Division landing on “White” and “Orange” beaches on the western side of the Island of Peleliu, a small island and one of the 16 states within the island nation of Palau.
Once ashore, the landing forces quickly realized that the pre-invasion bombardment had not been particularly effective. The cost of taking the island, was high. On Peleliu, Marine casualties were 1,336 killed and 5,450 wounded while the 81st Infantry Division suffered 1,393 casualties including 208 killed in action. On Angaur, the 81st Infantry Division had 1,676 casualties, including 196 killed in action. The Japanese lost an estimated 10,695 men, with an additional 301 taken as prisoners of war. More
Operation Market Garden, a major Allied airborne operation, commences in the Netherlands with the goal of securing key bridges and opening a path into Germany. The operation ultimately falls short of its objectives.
Japan formally surrenders aboard the USS Missouri, marking the end of World War II and bringing about the official cessation of hostilities in the Pacific theater. More
Ho Chi Minh, the Vietnamese Communist leader, declares Vietnam independence from France on the same day Japan surrenders to the Allies.
In a deliberate appeal for American support, he opened his speech with the words: “All men are created equal. They are endowed by their Creator with certain inalienable rights, among them are Life, Liberty, and the pursuit of Happiness." The U.S did not support the Vietnamese struggle and instead adopted a neutral policy when on the same year, France went to war to recolonize Vietnam and in 1950, President Harry S. Truman authorized financial and military assistance to the French. Al these actions led to the eventual U.S military involvement. Vietnam's official estimate of war dead is as many as 2 million civilians on both sides and some 1.1 million North Vietnamese and Viet Cong fighters. There were 58,220 U.S. military fatal casualties of the Vietnam War. More
General Patton declares during a Press interview ,that he had “never seen the necessity of the denazification program,” asserting that 98 per cent of the Nazis were just camp followers. In October 1945 he was relieved of his duties by the Allied High Command and recalled to the US.
The International Military Tribunal at Nuremberg delivers its verdicts, with several high-ranking Nazi officials found guilty of war crimes, crimes against humanity, and other atrocities committed during World War II. More
The Partition of India takes effect, leading to the creation of the independent nations of India and Pakistan and resulting in widespread violence and mass migrations.
Swedish Diplomat, Folke Bernadotte, Count of Wisborg, is assassinated while serving as the United Nations (UN) mediator between the Arabs and the Israelis, by the militant Zionist group Lehi, while fulfilling his duties. He is also known for negotiating the release of thousands of prisoners from German concentration camps during World War II, including a large number of Jewish prisoners. More
The Organization of American States (OAS) is founded in Bogota, Colombia, with the goal of promoting democracy, peace, and cooperation among the countries of the Americas.
The Nuremberg Trials of Nazi war criminals begin in Nuremberg, Germany.
US President Truman announces that the Soviet Union had tested a nuclear device several weeks earlier. The White House did not explain how the United States had detected the test, which had occurred on 29 August 1949 at Semipalatinsk, in northeastern Kazakhstan. More
On September 15, 1950, the soldiers, sailors, and Marines of X Corps landed at Inchon. North Korea was unprepared for the landing although the Inchon plans had been leaked in the U.S. media and throughout Japan. More
The Old Man and the Sea, written by Ernest Hemingway, is published and later wins the 1953 Pulitzer Prize for Fiction. The book would be his last major work of fiction before his suicide on July 2, 1961 at his home in Ketchum, Idaho.
The first official TV broadcast in Canada takes place in Montreal.
The Southeast Asia Treaty Organization (SEATO) is established, on September 8, 1954, aimed at preventing the spread of communism in the region during the Cold War.
USS Nautilus (SSN-571), the world’s first nuclear powered submarine is commissioned at Groton, Connecticut, with Commander Eugene P. Wilkinson as the boat’s first commander. The construction of Nautilus was made possible by the successful development of a nuclear propulsion plant by a group of scientists and engineers, under the leadership of Captain Hyman G. Rickover. More
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Argentina's President Peron is deposed after a revolt by the army and navy. He had ben reelected to his second term by a wide margin in 1952. He left Argentina and lived in exile and returned to Argentina in 1973 and was soon elected President for a third time. More
he television series "The Mickey Mouse Club" premieres on American television, becoming an iconic part of popular culture.
Ford introduces its newest model called the Edsel which went on to become perhaps its most notable financial and marketing failure. The Edsel was discontinued after three model years, with the brand becoming a symbol of corporate failure . It is now a prized collector's item. More
