PLEASE HELP!! Why was Islam able to spread from Spain to India in the Middle Ages?

Describe the factors that led to the truman doctrine as well as how the doctrine affected the us foreign policy

What are the two powers that the federal and state governments share?

For your research paper on the history of maui, you locate a source covering the overall history of the hawaiian islands. as you evaluate the source, however, you decide not to use it in your research because it never mentions maui. this significant omission of information falls under what criterion for evaluating resources?