What did Americans protest about during the Vietnam War? Check all that apply. the aid to the spread of communism
the continued involvement in Vietnam
the increasing number of soldier deaths
the removal of troops too early
the keeping of troops in Vietnam

The persian wars started when emperor darius i began an invasion of greece. what caused darius to decide to attack greece? a. greek pirates had raided persia's merchant ships and coastal towns. b. greek armies had attacked and taken over land that belonged to persia. c. greek city-states had supported rebellions in the persian empire. d. greek leaders had declared independence from the persian empire.