Answer:
a. World War One
Explanation:
Industrialization does not weaken a country. Lenin dies in 24 and Stalin dies in 53.
People from Asia crossed berengia, a land bridge going into North America, and followed herds of animals since they were hunter/gatherers.
The black death. If you're talking about Europe.
The stamp act was a direct tax on the colonists and led to a major cause of the revolution. “Taxation with representation”