Who was the first leader of islam after muhammad who conquered much of the middle east?

Which of the following is one example of an ideological conflict that became one of the causes of world war ii?

Virginia has 11 people in the house and 2 in the senate. how many electoral votes foes it have? where is this addressed?

Which of the following encouraged westward expansion? a. the government decreased the price of federal land. b. each of these represents actions taken to encourage westward expansion. c. the government decreased the price of federal land d. the second national bank lowered the cost of borrowing money (reduced interest rates)