Why was Mesopotamia referred to as the Fertile Crescent in the past? Why was the city of Kairawan important in the past?

The president vetoes a bill proposed to become law by congress. in this situation, what happens to the bill?

What is federalism? what is federalism

New communication technologies, improved transportation, and advanced military weapons made it possible for countries to speed up acquiring territory. rule large amounts of territory. fight off competition from opposing nations. expand their economies, which aided in conguest.