On June 21

President Bill Clinton awarded the Medal of Honor to 22 Asian Americans, mostly from the 442nd Regimental Combat Team, for actions during World War II.

The U.S. Supreme Court delivered its decision in the landmark case Miller v. California, establishing the Miller test for determining what is obscene material.

Ellen Fairclough (pictured) became the first woman to be appointed to the cabinet of Canada.

The Manchester Baby (replica pictured), the world's first stored-program computer, ran its first program.

World War II: The main offensive of the unsuccessful Italian invasion of France began.

Irish War of Independence: Most of the village of Knockcroghery in County Roscommon was burned by British forces.

During a general strike in Winnipeg, Canada, members of the Royal North-West Mounted Police attacked a crowd of strikers, armed with clubs and revolvers.

Admiral Ludwig von Reuter scuttled the German High Seas Fleet in Scapa Flow to prevent the ships from being seized and divided amongst the Allied Powers.

In a bloodless event during the Spanish–American War, the United States captured Guam from Spain.

Rudyard Kipling's poem Mandalay was published.

New Zealand Wars: A British victory against the Māori King Movement brought the Tauranga campaign to an end.

In the Wallachian Revolution, Ion Heliade Rădulescu and Christian Tell proclaimed a new republican government in present-day Romania.

Greek War of Independence: A combined Egyptian and Ottoman army began an invasion of the Mani Peninsula, but were initially held off by the Maniots at the fortifications of Vergas.

New Hampshire ratified the U.S. Constitution and was admitted as the ninth U.S. state.

French Wars of Religion: Catholic forces defeated an armed group of Huguenots attempting to capture Besançon, from which they had previously been expelled.

War of the League of Cognac: The French army under Francis de Bourbon was destroyed in Lombardy, Italy, by the Spanish army.

William Clito defeated Thierry of Alsace in a battle over the succession to the title of Count of Flanders.