It is the 310th day of the year, with 55 days remaining until the end of the year.
1528 - Shipwrecked Spanish conquistador Alvar Nunez Cabeza de Vaca, becomes the first known European to set foot in Texas.
1860 - Abraham Lincoln is elected the 16th President of the United States.
1861 - Jefferson Davis is elected president of the Confederate States of America.
1913 - Mohandas Gandhi, is arrested while leading a march of Indian miners in South Africa.
1935 - Parker Brothers, acquire the forerunner patents for the Monopoly board game, from Elizabeth Magie.
1944 - Plutonium is first produced at the Hanford Atomic Facility, and subsequently used in the Fat Man atomic bomb dropped on Nagasaki, Japan.
1963 - After the coup, General Duong Van Minh, takes over leadership of South Vietnam.
1971 - The United States Atomic Energy Commission, tests the largest underground hydrogen bomb, codenamed Cannikin, on Amchitka Island in the Aleutians.