It was the Notre Dame Cathedral that Napoleon saved from demolition in 1802.
In 1804 he was then crowned in the cathedral as the Emperor of France
According to the dictionary it means "a prolonged period of abnormally low rainfall, leading to a shortage of water."
Basically it's when there is very little rain or water and the amount of water in a place decreases.
Well since George Washington WAS the first president of USA and untrodden ground means “not having been walk on” the answer is A. Becoming the first president of united states
The north launched an offensive against the south that lead to the overwhelming of the south and the fall of Saigon.