On July 7

A U.S. Army Reserve veteran ambushed and shot at police officers (memorial service pictured) in Dallas, killing five of them and injuring nine others, before being killed by a bomb attached to a police robot.

Yugoslav Wars: The signing of the Brioni Agreement ended the Ten-Day War between SFR Yugoslavia and Slovenia.

After writing a letter to Soviet premier Yuri Andropov, American schoolgirl Samantha Smith visited the Soviet Union as Andropov's personal guest, becoming known as "America's Youngest Ambassador".

West Germany won the FIFA World Cup final against the Netherlands at the Munich Olympiastadion.

The secret police of Ngô Đình Nhu, brother and chief political adviser of South Vietnamese president Ngô Đình Diệm, attacked a group of American journalists who were covering a protest during the Buddhist crisis.

The Peel Commission published a report stating that the League of Nations' Mandate for Palestine had become unworkable and recommended the partition of British-administered Mandatory Palestine into two states.

Four countries signed the North Pacific Fur Seal Convention, which banned the hunting of seals in the pelagic zone.

Inspired by the Folies Bergère of Paris, American impresario Florenz Ziegfeld Jr. (pictured) staged the first of his Ziegfeld Follies.

US president William McKinley signed the Newlands Resolution, annexing Hawaii as a territory of the United States.

War of the Second Coalition: The British Royal Navy force attacked the well-defended French anchorage of Dunkirk (depicted), capturing a French frigate.

Outraged by the XYZ Affair, the United States rescinded its treaties with France, resulting in the undeclared Quasi-War, fought entirely at sea.

American Revolutionary War: British forces caught up with American troops withdrawing from Ticonderoga, capturing more than 200 men at the Battle of Hubbardton.

Anglo-Scottish Wars: A dispute between Sir John Forster and Sir John Carmichael led to a Scottish raid on Northumberland, England, in which 27 men were killed.

Joan of Arc was declared innocent of heresy in a retrial twenty-five years after her death.