What was the nuclear arms race and how did it contribute to the cold war?

In the first half of the 20th century,literacy tests,poll taxes, and grandfather clauses were passed by the southern states in order to

Where did zebulon pike spend most of his time exploring?

In at least two paragraphs, discuss the differences between the principles of republicanism and democracy. explain whether you think the united states is more of a republic or a democracy. refer to at least one example from the constitution. (10 points)