European countries are experiencing issues with declining populations. One of the main causes of this decline is?

Before the civil war, the south’s economy was based on enslaved labor. large cities. immigrant workers. factories.

The factory system of the early-19th century caused a) a decrease in farm production. b) an increase in rural population. c) an increase in urban population. d) high unemployment in other areas.

Why did the second indochina war start in 1956