Answer:
Historians have postulated several explanations for the appearance of "barbarians" on the Roman frontier: climate change, weather and crops, population pressure, a "primeval urge" to push into the Mediterranean, the construction of the Great Wall of China causing a "domino effect" of tribes being forced westward.
Explanation:
Answer: A) did not want to be involved in conflict or war.
Explanation:
The first World War had severely damaged the economies of France and Britain and they had still not fully recovered. Added to that was the fresh memories of the horrors of that war which led to the deaths of millions.
For this reason, the French and the British were trying to avoid going to war again so soon and so sought to appease Germany and Italy rather than get into a war that would see them going through the damage of the first war.
Venice jumped in and took control of most of the trading by storm. They made deals with Mamluks first and later with the Ottomans who controlled the region and since nobody would trade with them, Venice decided to and its wealth and power increased extremely fast and Venice became one of the strongest powers in Europe because of this.<span />
Answer:
Although initially disregarded by the great powers of Europe, the Monroe Doctrine became a mainstay of U.S. foreign policy. In 1823 U.S. President James Monroe proclaimed the U.S. protector of the Western Hemisphere by forbidding European powers from colonizing additional territories in the Americas.