What is the main idea for Colonization and Revolutionary War: Roanoke The
Lost Colony

the answer is that The settlers, who arrived in 1587, disappeared in 1590, leaving behind only two clues: the words "Croatoan" carved into a fort's gatepost and "Cro" etched into a tree. Theories about the disappearance have ranged from an annihilating disease to a violent rampage by local Native American tribes

hope this helps and feel free to give brainiest

d.prevent the spread of communism outside of eastern europe.

that was the type of government the spanish colonists were used to.