May 13 is the 133rd day of the year (134th in leap years) in the Gregorian calendar; 232 days remain until the end of the year. 1344 – A Latin Christian fleet defeats a larger Turkish fleet in the battle of Pallene during the Smyrniote crusades. [1]

Historical events for the 13th of May. See what famous, interesting and notable events happened throughout history on May 13.

2012年5月13日 · Blood, toil, tears and sweat, hunger strike in Tiananmen Square, how Australia was born and other historical events, birthdays and deaths from May 13.

Discover what happened on May 13 with HISTORY’s summaries of major events, anniversaries, famous births and notable deaths.

Tensions between Mexico and the United States —stemming from the U.S. annexation of Texas (1845)—led the U.S. Congress on this day in 1846 to approve overwhelmingly a declaration of war against Mexico. Sort fact from fiction in our quiz about wars throughout history.

Historical Events on May 13. 1846: The Mexican American War begins when the U.S declares war on Mexico. 1861: During the American Civil War, the United Kingdom’s Queen Victoria issues a Neutrality Proclamation. 1861: John Tebbutt discovered the Great Comet of 1861.

Famous May 13th birthdays include Stevie Wonder, Stephen Colbert, and Lena Dunham. Today is Mother's Day, Fair Trade Day, and National Apple Pie Day.

May 13th is officially celebrated as International Hummus Day and Leprechaun Day. Welcome to day 133 of the year folks, there are 232 days left in 2025. Learn all about May 13th right here as we step back in time to the major events that all made this day a unique day in history.

Turkish right-wing extremist Mehmet Ali Ağca fired two shots at John Paul II on St. Peter's Square. The Pope was seriously wounded but survived thanks to a 5-hour operation and went on to visit his attacker in prison. Giuseppe Farina won the first FIA World Championship of Drivers for the Alfa Romeo team.

On May 13th, English settlers arrive in Jamestown, the United States declares war on Mexico, and the 1985 MOVE bombing rocks Philadelphia.