The holy roman emperor (Henry IV) wanted to make the church independent from secular rulers so he banned the practice of Lay Investiture. The pope (Gregory VII) excommunicated him and went to find a new emperor when Henry IV confessed to him he was a sinner and Gregory forgave him. But Henry was so butt hurt about it that he sent to roman military to kill the pope.
:)
The executive department that deals most with foreign countries is the "State Department", which is headed by the Secretary of State--a position that is appointed by the President.
The Great Migration was the relocation of more than 6 million African Americans from the rural South to the cities of the North, Midwest and West from about 1916 to 1970.
The name of the little known city that was the sixth largest in the world in the past is Teotihuacan.
It was a city located in a sub valley of the valley of mexico and has been named as UNESCO's world heritage since 1987.
