What was the general term used to describe dust bowl refugees? hoovervilles okies repatriation tenant farmers

Describe the technology advancements that lead to explorers being able to sail great distances. [[ps: doesn't explain where. i am only speculating it's in europe.

How did the boston massacre contribute to the writing of the declaration of independence? a. many colonists began to see the british government as a source of protection. b. many colonists began to see the british government as a supporter of free speech. c. many colonists began to oppose the british government's building of forts on the frontier. d. many colonists began to fear the british government's harsh actions toward the colonies.

How many battles were confederate victories? (specifically: major battles)