Answer:
Shogun - Military leader who ruled japan.
Shinto - Japan's native religion.
imperial - Characteristic of an empire or emperor.
figurehead - a leader who appears to be in charge but has no power.
samurai - a member of Japan's warrior class.
Julius Caesar played a role in the decline of the republic in that he caused a great rift between political leaders, but played a role in the rise in that he greatly inspired the people.