On this day in 1913, Mohandas Gandhi was arrested while leading a march of Indian miners in South Africa.
On this day in 1944, Plutonium was first produced and subsequently used in the atomic bomb dropped on Nagasaki, Japan.
On this day in 1965, Cuba and the U.S. began an airlift for Cubans who wanted to go to the United States.
On this day in 2012, Tammy Baldwin became the first openly gay politician to be elected to the U.S. Senate.