Why did the founding fathers keep slavery in the constitution if the declaration of independence claimed, “all men are created equal”?

What best describes the transportation within cities in the early 1800s

How did the actions of tsar nicholas 2 and his wife lead to revolution in russia

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