How might northerners and southerners have responded to this address by Lincoln

What was the most important consequence of the large-scale ecological changes in africa two hundred thousand years ago?

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste

All of the following were restrictions on free african americans, who lived primarily in the upper south except: