Answer:
The right to Vote
Explanation: to be honest thats the main one so it probably that one
A. Cuban Missile Crisis.
Vietnam war was in Vietnam, Korean war was in Korea, bay of pigs was CIA attempting to push Castro from power.
Answer: Inflation
Explanation: If I remember correctly the Romans had heavy inflation and it made their money useless, which in turn made the soldiers not want to fight anymore. They also recruited Barbarians which most likely turned against the Romans.
biden obama andd michelle and biden wifre