Why did whites in Mississippi join the republican party?

What type of speech was president reagan giving at brandenburg gate in west berlin

Which of these were achievements of the safavid dynasty? check all that apply.

How did inca develop their road system? a) they used mortar to hold the stones together.b) they built suspension bridges over rivers. c) they mixed copper and stone together to make the blocks.d) they laid roads in the cities, not in the less densely populated deserts.