Answer:
an increase in urbanization.
They both have multiple different ethnic groups and cultures within the union.
Terrorist extremists were attempting to scare America by showing power and organization to attempt to have us forfeit the war.
Answer:
the Middle Ages or medieval period lasted from the 5th to the late 15th century. It began with the fall of the Western Roman Empire and transitioned into the Renaissance and the Age of Discovery
Surface is wind- driven currents. Deep water currents are caused by the masses and or temperatures in the water.