363: Roman Emperor Julian is killed during retreat from the Sassanid Empire. General Jovian is proclaimed Emperor by troops on the battlefield.

1794: Battle of Fleurus: Major victory by forces of the First French Republic under General Jean-Baptiste Jourdan over the Coalition Army (Great Britain, Hanover, Dutch Republic, and Habsburgs) with the first use of a reconnaissance balloon

1857: The first 62 recipients receive the Victoria Cross for valor in the Crimean War from Queen Victoria

1917: First US troops arrive in France during World War I

1945: The United Nations Charter is signed by 50 nations in San Francisco

2016: Panama Canal’s third set of locks opens to commercial traffic, doubling the canal’s capacity at an estimated cost of $5.25 billion

Source: Onthisday.com