General Douglas MacArthur vowed to return to the Philippines in 1942—and more than two years later, he delivered on his promise.

The USS Stewart, a Clemson-class destroyer, earned the nickname after having the unique distinction of serving under both the American and Imperial Japanese navies during World War II. 

While becoming an "ace" pilot requires a number of finely honed skills and exceptional aeronautical ability, it is even harder to achieve this status in only one day.

On May 16, 1944, when SS men arrived in the Romani section of Auschwitz-Birkenau, Roma refused to leave their barracks and armed themselves for a fight to the death. 

Every day, the Sonderkommando was forced to operate the gas chambers and crematoria as more and more train cars full of European Jews arrived in Auschwitz-Birkenau.