Answer:
they were primary labor source for plantations in the chesapeake by 1630
Nearly as many men died in captivity during the Civil War as were killed in the whole of the ... Military Deaths in American Wars ... The Civil War Trust does not agree with this claim.
The idea that a proletarian revolution is needed is a cornerstone of Marxism; Marxists believe that the workers of the world must unite and free themselves from capitalist oppression to create a world run by and for the working class.
The sinking of the Lusitania shows that America was hesitant to enter World War I. The Lusitania was a British ship that had American soldiers on it. This ship was traveling to Ireland but was shot down by the German military. This use of unrestricted submarine warfare resulted in the deaths of thousands of individuals, including over 100 American citizens.
This event, that took place in May of 1915. Even though this causes outrage among citizens, the US does not formally declare war against Germany until they find out about the Zimmerman Telegram (in 1917). This shows that America tried to avoid entering World War I at all costs.