The Battle of Nicopolis in Bulgaria takes place during the Crusade of Nicopolis, where the Ottoman Empire, led by Bayezid I, decisively defeats the combined European forces led by King Sigismund of Hungary. The defeat lead the way to the end of the Second Bulgarian Empire, securing Turkish control over the region and the expansion of the Ottoman empire into the Balkans.
Browse Historical Events by Month:
What Happened in September?
Battles, deaths, and monumental religious moments. Explore significant events from September that helped shape the world. Dates for earlier events may be approximate.
Note: Sources for the historical content shown, include research and reviews of relevant Online History Resources or printed material. When possible, we show a link to a source which provides additional or unique perspective about the event.
We do our best to provide accurate information but would appreciate being notified if any incorrect information is found. You may do so by using our Feedback link.
King Richard II of England is persuaded to sign a formal abdication document relinquishing the throne to Henry Bolingbroke. Next day, on September 30, his abdication was announced and approved by Parliament, and Henry was proclaimed king. as Henry IV
Rebellion in Wales led by Owain Glyndŵr against English rule begins with a surprise attack on September 16, 1400, on the English-held town of Ruthin and other English-held sites in North East Wales.
Rebellion of Owain Glyndŵr: Welsh forces under Owain Glyndŵr revolt against English rule in Wales on September 16, 1400.
Welsh nobleman Owain Glyndŵr was proclaimed Prince of Wales by his followers on September 16, 1400, starting a 15-year rebellion against King Henry IV. Sparked by a land dispute and dissatisfaction with English rule. The uprising aimed for an independent Wales, quickly gained support across the region.
The Welsh rebel leader, Owain Glyndŵr, proclaims himself Prince of Wales, initiating a revolt against English rule. This declaration at his manor of Sycharth ignited a 15-year uprising where Glyndŵr's forces engaged in guerrilla warfare, attacking English towns and capturing English-held castles, leading to a unified vision of an independent Wales.
Following Glyndŵr's significant military victories, the English parliament issued statutes explicitly referring to "Owen ap Glendourdy, traitor to our sovereign lord and king". King Henry IV of England initially declared Owain Glyndŵr a traitor and offered a reward for his capture circa 1400.
Afonso V becomes king of Portugal on September 13, 1438, at the age of six, after the death of his father, Edward, King of Portugal. Because of his young age, Afonso V was placed under the regency of his mother, Eleanor of Aragon, as specified in his father's will. The regency was disputed by his uncle Pedro, Duke of Coimbra. Afonso formally took power as king in 1448.
The University of Barcelona is established by King Alfonso V of Aragon.
The Battle of Blore Heath takes place during the Wars of the Roses in England, where the Yorkist forces, led by Richard Neville, defeat the Lancastrians.
The Treaty of Alcáçovas is signed by the Catholic Monarchs of Castile and Aragon and Afonso V and his son, Prince John of Portugal. It ended the War of Castilian Succession between Portugal and Castile and formally divided the Atlantic Ocean into Portuguese and Castilian spheres of influence, a foundational step in European colonialism
The printing of the first edition of "Malleus Maleficarum," a treatise on witchcraft, is completed in Germany, contributing to the witch-hunt hysteria of the time.
The Battle of Granada takes place, marking the final phase of the Spanish Reconquista, as the forces of Ferdinand II of Aragon and Isabella I of Castille, together known as the Catholic Monarchs, capture the city of Granada from the Moors. More
Columbus begins his second trip, setting sail from Cádiz, Spain, on September 24, 1493, commanding a massive fleet of 17 ships and around 1,200 men. The fleet included soldiers, priests, and colonists equipped with tools, livestock and seeds, to establish a permanent settlement.
Taking a more southerly route than his first trip, Columbus landed in the Lesser Antilles on November 3, 1493. He went on to explore and name several islands, including Dominica, Guadeloupe, Antigua, and Puerto Rico, before arriving back at Hispaniola.
King Charles VIII of France begins his invasion of Italy by crossing the Alps in early September 1494. The French king's army then marched through Italy, entering Florence in November and Rome on the last day of the year, as part of a campaign that formally initiated the Italian Wars More
Portuguese explorer Pedro Álvares Cabral arrives at Calicut, India, on September 13, 1500. It followed the landing In May 1498, of Portuguese explorer Vasco da Gama and marked the beginning of Portugal's presence in India leading to the establishment of trade, conflicting with local Muslim traders who up to then had controlled it.
_MET_DP312760%20Attributed%20to%20Daniele%20da%20Volterra%20-%20PD%20-%20R1.jpg?auto=format,compress&fit=clip&max-w=1600)
Michelangelo begins work on the statue of David on September 13, 1501, at age 26. His work went on to become a masterpiece of Renaissance sculpture.
Michelangelo's David, the renowned marble sculpture is believed to have been formally "unveiled" to the public and fully revealed on this date. It had been temporarily installed on June 8 next to the entrance to the Palazzo della Signoria on a wooden platform replacing Donatello's bronze sculpture of Judith and Holofernes.
The work, was originally commissioned in 1501 by the Opera del Duomo (the Overseers of the Office of Works of the Florence Cathedral) when Michelangelo was only 26 years old, It is considered to be one of the great works of art of the Renaissance. Michelangelo sculpted the statue from a single block of Carrara marble which had remained neglected for 25 years because of the presence of too many imperfections. The colossal statue stands at 17 feet (5.17 meters) tall. In 1873, it was removed from the piazza to protect it from damage, and was moved to the Accademia Gallery. The statue was not placed in its permanent setting in the Accademia until 1882. A replica was placed in the Piazza della Signoria in 1910. More
Spanish conquistador Vasco Núñez de Balboa reaches the Pacific Ocean on September 25, 1513, after crossing the Isthmus of Panama, becoming the first European to do so.
The Battle of Marignano ends on September 14, 1515, with a decisive victory for King Francis I of France over the Swiss Confederacy near Milan. Supported by Venetian allies, the French used superior artillery and cavalry to break the feared Swiss pikemen. The victory marked the beginning of Swiss neutrality, as they withdrew from the Italian Wars.