Eli Whitney saw little profit from the cotton gin, so he turned his attention and innovative skills to mass production.
In the Mexican-American War, Mexico faced an enemy that was coming into its own as a military power.
Nicholas' five children were shot, bludgeoned, stabbed and then shot again. Could the Romanovs' many royal relatives across Europe have helped prevent the slaughter?
Mikhail Gorbachev introduced perestroika to transform the Soviet Union, but it hastened its collapse.
Burr’s political achievements are largely overshadowed by his duel with Hamilton.
As we commemorate the anniversary of his death, here are 10 things you may not know about Robert F. Kennedy.
After 10 days of bruising battle, U.S. forces took the hill, only to abandon it days later. Sniper fire was so intense, one soldier called it 'a human meat grinder.'
Holy wars. Papal proclamations. Exiles and inquisitions. It was a busy time.