<u>Answer:</u> The Ottoman Empire was ruled by a series of ineffective sultans.
A.
But technically, the U.S.'s largest trading partner is the European nations, with 270k exports, compared to Canada's exports - 310k.
Answer:
After the Pax Romana, came a period in which the Roman Empire nearly collapsed under the combined pressures of invasion, civil war, plague, and economic depression.
A map key is what tells you what all the different symbols on a map are <span />
