Answer:
So in short, the domino theory is an idea that neighboring countries will be effected by that country’s political ideology. This is most commonly used in context of the cold war, when the United States and Russia were competing for either Communism or Capitalism to be the used type of economic system. The United States government wanted to get involved with the Vietnamese war because they were afraid that if the Northern Vietnamese won the war, that the Southern Vietnamese would become communist.
<span>The Slavic people were considered racially and culturally inferior to the Aryans and, as such, needed to be exterminated. The main goal that the Aryans and Europeans were trying to achieve was a total wipeout of the Slavic population, with a small number held over for a time as a type of forced labor.</span>
Answer:
The invention of the cotton gin.
Explanation:
The South being favourable to the climate depended on agriculture. Before the invention of Cotton Gin, cotton production remains limited to slaves. With the coming of Cotton Gin by Eli Whitney in 1793, it reduced the time and labour by removing seeds from the fibres. It increased the need for slaves in the plantations for cultivating cotton and picking the cotton fibres in fields. Cotton cultivation became beneficial for the cultivators. Many of the states in America began to emerge as slave states as the cotton production turn out to be profitable.