After almost two months of civil disobedience, at least 31 people were killed in clashes between the National Police and indigenous people in Bagua province, Peru.
Tropical Storm Allison, the costliest Atlantic tropical cyclone that was never a hurricane, made landfall in Texas, causing approximately $8.5 billion in damage.
Anticipating a coup attempt, President Pascal Lissouba of the Republic of the Congo ordered the detention of his rival Denis Sassou Nguesso, initiating a second civil war.
An anonymous demonstrator, later dubbed "Tank Man", single-handedly stopped a column of Chinese tanks during the Tiananmen Square protests before being dragged aside.
The Teton Dam in eastern Idaho, U.S., collapsed as its reservoir was being filled for the first time, resulting in the deaths of eleven people and 13,000 cattle, and causing up to $2 billion in damage.
Following Israel's initiation of Operation Focus with the goal to neutralise the Egyptian Air Force, Syrian Air Force, and the Royal Jordanian Air Force, the Six-Day War begins.