The Lunar Reconnaissance Orbiter (LRO), a NASA robotic spacecraft is launched.
The first Kazakh space satellite, KazSat-1 is launched.
The Troubles: Members of the Ulster Volunteer Force (UVF) attack a crowded pub with assault rifles in Loughinisland, Northern Ireland. Six Catholic civilians are killed and five wounded. It was crowded with people watching the 1994 FIFA World Cup.
Space Shuttle program: STS-7, Astronaut Sally Ride becomes the first American woman in space.
The Lockheed F-117 Nighthawk, the first operational aircraft initially designed around stealth technology, makes its first flight.
The Egyptian revolution of 1952 ends with the overthrow of the Muhammad Ali dynasty and the declaration of the Republic of Egypt.
William Joyce ("Lord Haw-Haw") is charged with treason for his pro-German propaganda broadcasting during World War II.
Aviator Amelia Earhart becomes the first woman to fly in an aircraft across the Atlantic Ocean (she is a passenger; Wilmer Stultz is the pilot and Lou Gordon the mechanic).
Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
The Reinsurance Treaty between Germany and Russia is signed.
Susan B. Anthony is fined $100 for attempting to vote in the 1872 presidential election.
First ascent of Aletschhorn, second summit of the Bernese Alps.
St. Joseph Mutiny: African soldiers in the 1st West India Regiment – led by former slave trader Daaga – launched a rebellion in the British colony of Trinidad in an attempt to escape to Africa.
Napoleonic Wars: The Battle of Waterloo results in the defeat of Napoleon Bonaparte by the Duke of Wellington and Gebhard Leberecht von Blücher forcing him to abdicate the throne of France for the second and last time.
The United States declaration of war upon the United Kingdom is signed by President James Madison, beginning the War of 1812.
Haitian Revolution: The Royal Navy led by Rear-Admiral John Thomas Duckworth commence the blockade of Saint-Domingue against French forces.
American Revolutionary War: The British Army abandons Philadelphia.
A draft Byzantine–Venetian treaty is concluded between Venetian envoys and Emperor Michael VIII Palaiologos, but is not ratified by Doge Reniero Zeno.
The Parliament of Ireland meets at Castledermot in County Kildare, the first definitively known meeting of this Irish legislature.