June 13th

The United States withdraw from the Anti-Ballistic Missile Treaty. The ABM Treaty was signed in 1972 by the Soviet Union and the United States. It regulated the establishment of anti-ballistic missile shields against nuclear missiles. Critics bemoaned the treaty's termination for its potential negative effect on nuclear proliferation.
Anti-Ballistic Missile Treaty
The leaders of South Korea and North Korea meet in an historic summit. The talks were initiated by then President of South Korea, Kim Dae-jung. For the implementation of his “Sunshine Policy”, he was awarded the Nobel Peace Prize in 2000.
Inter-Korean Summit
Bandleader and clarinetist Benny Goodman died.
Benny Goodman
Pioneer 10 becomes the first man-made object to leave the central solar system. The U.S. space probe crossed the orbit of Neptune, which at the time was classified as the furthest planet from the Sun.
Pioneer 10
The New York Times publishes the Pentagon Papers. The secret study of the United States' involvement in the Vietnam War revealed the government's lies concerning the scale of U.S. activities in Vietnam and neighboring countries. Daniel Ellsberg, an employee of the RAND Corporation, leaked the documents to the New York Times, and he was later tried but not convicted of espionage.
Pentagon Papers
Thurgood Marshall was nominated to become the first African American on the U.S. Supreme Court.
Thurgood Marshall
The U.S. Supreme Court set forth in Miranda v. Arizona that the police must advise suspects of their rights upon taking them into custody.
Miranda v. Arizona
After 72 years, Britain gives up Suez Canal to Egyptian control.
Suez Crisis
South Africa implements the Group Areas Act. The law assigned geographically separate residential and business areas for different racial groups, forcing non-whites from the most developed areas. It was a major pillar of the apartheid system of racial segregation and oppression.
Group Areas Act
The Boxer Rebellion began in China.
Boxer Rebellion
Congress of Berlin begins, determines the territories of the states in the Balkan peninsula following the Russo-Turkish War of 1877–78.
Russo-Turkish War (1877–1878)
US House of representatives passes 14th Amendment (Civil rights).
Civil Rights Act of 1866
Anglo-Portuguese Treaty of Alliance (world's oldest extant) signed in London.
Anglo-Portuguese Treaty of 1373