One important factor that contributed to the Atlantic slave trade during the time of European colonialism was the high demand for labor in places like the Caribbean, where sugar was being harvested due to its high demand in Europe.
It was the issue of state's rights that most directly contributed to the advent of a two party system in the 19th century, with the Democrats generally in favor of Southern state's rights and the Whigs in favor or more national unity. This of course was related to economic issues in the sense that the Democrats were defending slavery.
The term was coined by Time publisher Henry Luce to describe what he thought the role of the United States would be and should be during the 20th century.
Explanation:
the warmer climate patterns make for worse Monsoon seasons and tropical storms