|Holiday name||Holiday location||Holiday type|
|Youth Day||Palau||Public Holiday|
|1848 Revolution Memorial Day||Hungary||National Holiday|
|J. J. Roberts Birthday||Liberia||Public Holiday|
|Ides of March||-||(Education & Reading)|
|National Shoe the World Day||-||Unofficial (Awareness & Cause, Health & Body)|
|National Pears Helene Day||-||Unofficial (Food & Drinks)|
|National Everything You Think is Wrong Day||-||Unofficial (Activity & Action)|
Historical Events on March 15
- 1781: At the Battle of Guilford Court House during the American Revolutionary War, American forces are defeated by British forces. However, the British forces suffer heavy losses in doing so.
- 1783: George Washington pleads with his officers to not support the Newburgh Conspiracy.
- 1820: Maine enters the United States as the 23rdS State.
- 1864: The United State Naval fleet arrives at Alexandria, Louisiana during the Red River Campaign of the American Civil War.
- 1906: Automaker Rolls-Royce is incorporated.
- 1916: Forty-eight hundred troops are dispatched by U.S President Woodrow Wilson to the Mexican border in an effort to pursue Pancho Villa.
- 1943: In bitter house to house fighting, German forces manage to retake the city of Kharkov from the Red Army at the Third Battle of Kharkov during World War II.
- 1945: Soviet force start an offense to push German forces out of the Upper Silesia during World War II.
- 1956: My Fair Lady debuts at the Mark Hellinger Theater on Broadway.
- 1965:S President Lyndon B. Johnson advocates for the Voting Rights Acts in a speech to the United States Congress.
- 1985: The first and oldest domain name on the Internet is registered – (symbolics.com).
- 1986: 33 people are killed when the Hotel New World in Singapore collapses.
Famous Birthdays on March 15
- American general, judge and 7th President of the U.S., Andrew Jackson is born in 1767.
- English politician and Prime Minister of the U.K., William Lamb is born in 1779.
- American lawyer and activist, John Henry Kagi is born in 1835.
- American actor Judd Hirsch is born in 1935.
- American engineer Ted Kaufman is born in 1939.
- American journalist Margo Howard is born in 1940.
- American author and activist, Kate Bornstein is born in 1948.
- American actress Eva Longoria is born in 1975.
- American actress Emily Dunn is born in 1982.
- American baseball player, Jon Jay is born in 1985.
- American actor and model, Kellan Lutz is born in 1985.