In what ways did the federal government expand its authority over the states?

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.

In which part of the united states did women first begin to get the right to vote? o a. the south o b. eastern coastal towns o c. the west o d. northern industrial cities

What did the us civil rights movement gain new momentum after world 2