What factors contributed to the united states becoming a world leader

Why do you think the delegates to the first contintal congress believed that refusing to buy british goods would their cause?

The oldest known mesopotamian civilization settled in areas along river banks or sea sides surrounded by mountains and deserts which two statements explain why three geographical features led to the rise of mesopotamian civilizations

What does portia compare a rumor to? how does she describe how the rumor is circulating? what is shakespeare's purpose in using this imagery?