With Christian Europe tearing itself apart over the Protestant Reformation, the Ottoman Turks saw an opportunity for Europe-wide domination.
The Battle of Vienna took place on September 12th, 1683 (when Charles II was on the English throne). American soldier and politician John Sobieski describes here how his namesake John Sobieski, Grand Marshal and later King of Poland, saved northern Europe from conquest by the Ottoman Turks, an event that undoubtedly changed the course of world history.