Need asap
(2-4 sentences)
briefly explain factors that reinforced chattel slavery and servant status for black americans

OHH and thanks for helping me with my question if you go back to the comment that you where helping me with can you please add a little more on to how you whould reccomend this book to people please!!!?

Explanation:

Some 5,000 black soldiers and sailors fought on the American side during the Revolutionary War. ... a switch that reinforced the region's dependence on slave labor. ... Though the U.S. Congress outlawed the African slave trade in 1808, officially abolished slavery, but freed blacks' status in the post-war. this is almost all i remember to this lesson...

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.