The country that refused was France
Southerners approved the Dred Scott decision believing Congress had no right to prohibit slavery in the territories. Abraham Lincoln reacted with disgust to the ruling and was spurred into political action, publicly speaking out against it.
Increase in efficiency of farming and also resulting in fewer and also got large farms.
Answer:
The Sumerians and Akkadians were the earliest people in Mesopotamia from 3100 BC to the fall of Babylon in 539 BC.
