It is the hundred years war
Earlier in the 1700s, the French & Indian war happened in which Great Britain was involved in. They made taxes so they could pay all of their soldiers for fighting in the war.
A. The Holocaust
German Nazis felt that Jews and any one else who was not part of the master race of Aryans (blonde hair, blue eyes) were inferior so they were sent to death camps called Concentration Camps and were systematically killed.
A. To make them feel blame for what happened