Former US President Donald Trump is indicted for his role in the January 6 United States Capitol attack, his third indictment in 2023.
MTV begins broadcasting in the United States and airs its first video, "Video Killed the Radio Star" by The Buggles.
Vigdís Finnbogadóttir is elected President of Iceland and becomes the world's first democratically elected female head of state.
Cyprus dispute: The United Nations Security Council authorizes the UNFICYP to create the "Green Line", dividing Cyprus into two zones.
Purges of intellectuals and imperialists becomes official China policy at the beginning of the Cultural Revolution.
Frank Herbert's novel, Dune was published for the first time. It was named as the world's best-selling science fiction novel in 2003.
U.S. Defense Secretary Robert McNamara orders the creation of the Defense Intelligence Agency (DIA), the nation's first centralized military espionage organization.
Dahomey (later renamed Benin) declares independence from France.
Guam is organized as an unincorporated territory of the United States as the President Harry S. Truman signs the Guam Organic Act.
World War II: The Warsaw Uprising against the Nazi German occupation breaks out in Warsaw, Poland.
World War II: Operation Tidal Wave, also known as "Black Sunday", was a failed American attempt to destroy Romanian oil fields.
The Olympics opened in Berlin with a ceremony presided over by Adolf Hitler.
The Nanchang Uprising marks the first significant battle in the Chinese Civil War between the Kuomintang and Chinese Communist Party. This day is commemorated as the anniversary of the founding of the People's Liberation Army.
World War I: The German Empire declares war on the Russian Empire.
World War I: The Swiss Army mobilizes because of World War I.
Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
The start of the first Scout camp on Brownsea Island, the origin of the worldwide Scouting movement.
The Empire of Japan and Qing China declare war on each other after a week of fighting over Korea, formally inaugurating the First Sino-Japanese War.
The first ascent of Monte Rosa, the second highest summit in the Alps.