Answer:
it was a religious movement
It would be the Cold War between the US and the Soviet Union in which Reagan fought any progressive movements like the Sandinistas in NIcaragua by funding the contras and also he bombed Kaddafi in Libya by trying to make him out to be a tyrant when in fact it turns out that he transformed Libya into one of the most modern and progressive countries in Africa under him.
The canal was built in order to easily ship grain from the rich farmland in southern China to the capital city in Beijing