The Greeks had a polytheistic religion. They had these stranger gods that were created to explain supernatural events. Things like the god of war, nature, sea, or fire. They had religious offerings toward the gods. The people built colosseums and altars just for the individual gods. They also believed the gods punished them for so and so. The Romans adapted similar gods and almost had the same religion as Greeks.
Fighting in Vietnam started in 1954 when France tried to reassert their colonial claims to Indochina. Although it should be noted that this is not what led to the direct escalation of conflict--it was the communist influence.
He fled to Madina and this process was called Higrat