She was a political advisor to her husband and became the first First Lady to live in what would become the White House.
The movement of tectonic plates caused Pangea to break apart and drift away through the ocean, earthquakes and eruptions of volcanoes caused the land to break up.
I think the answer is that the Sumerian city was connected with religion because a ziggurat is a temple that is located in a sacred space and they are dedicated to a deity
Religion? Hinduism features a social caste system