Why do you think those escaping slavery often headed toward the Ohio River? EMERGENCY PLEASE HELP!!!

Population growth during the gilded age was due in large part to unemployment among workers. an improved food supply. better health care. immigration to the united states.

Take another look at the population pyramid for france in 1950. notice the disparity between the male and female populations in the 55 to 70 year-old age group. what historical event could account for this disparity?

What were two theories put forth by marx?