Why did it take so long time before poeople object to slavery

Which of the following is one example of an ideological conflict that became one of the causes of world war ii?

Match each idea to the correct principle of government. federalism separation of powers checks and balances divides the powers of government into different branches arrowright divides the powers of government between central and state governments arrowright each branch of government has certain powers that prevents the abuse of power on the people arrowright

American indians in the blank built longhouses options -north west -great plains -south east -eastern woodlands q#2 american indians in the blank celebrated with a potlatch options same as before!