The monroe doctrine warned foreign powers not to interfere with events in which part of the world?

What was going to be the third wave of japanese attack planes' targets? (if this attack had come, the us navy would have been even more crippled) question 5 options: 1 airfields 2the aircraft carriers 3 fuel depots and ship repair facilities 4 battleship row

What is the main idea of this excerpt

Which effect did the united states supreme court's decision in plessy v. ferguson have? 1. ending segregation in all public schools in america 2. protecting voting rights for african americans by eliminating literacy tests 3. upholding the rights of all citizens to be treated equally by the government 4. authorizing the system that kept black and white people separated