Leading Participation theorist Frederick Jackson Turner went Self_motion deeper , arguing Quarreling that the frontier was the defining process of American civilization : `` The frontier , '' he asserted Statement , `` promoted Cause_change_of_position_on_a_scale the formation Coming_to_be of a composite nationality for the American people . ''

The Spanish , Tlaxcalans and reinforcements returned Self_motion a year later on 13 August 1521 to a civilization that had been weakened Cause_change_of_strength by famine and smallpox .

I 'm talking Telling about the whole civilization , trying to strip that back , as well .

The following two hundred years saw the rise of the Classical Greek civilization , which has been enduringly influential Influence in western society and so the Battle of Marathon is often seen Traveling as a pivotal moment in Mediterranean and European history .

This legal principle was a major development in the collective if not individual freedom Releasing of religion in Western civilization .

Historians have devoted Giving most of their attention to the second siege of Vienna of 1683 , depicting Filling it as a decisive Austrian victory that saved Rescuing Western civilization and began Process_start the fall of the Ottoman Empire .