The Bonus Army Marchers of 1932, when WWI veterans marched on Washington, DC demanding early payment of their bonus money for their wartime sacrifices.

The American baby boom added 74.6 million people to the American population in the first two post-war decades after World War Two.

Martin Luther King, Jr.’s final speech before an assassin’s bullet murdered the civil rights legend at the Lorraine Hotel in Memphis, TN, on April 4th, 1968.

The Bonanza Kings were four uneducated Irish immigrants who became the richest men in the world from their silver find in Virginia City, Nevada.

The codebreakers of WWII comprised an elite assembly of genius-class mathematicians who deciphered the German’s Enigma machine

Muhammad Ali, the only three-time lineal champion of the heavyweight division, who beat 21 heavyweight boxers to cement his place into the history books of sports.

Codenamed Operation Overlord but referred to as D-Day, the June 6 1944 invasion of Normandy would prove to be the largest seaborne invasion in the history of human warfare.