Answer:
Why did the United States refuse to join the League of Nations? ... the League of Nations could have prevented the outbreak of the Second World War if the United States had joined? ... Why did the Wilson not help even though it was his idea?
Explanation:
They walked across the bering strait which was the land bridge at the time this is the theory
The assassination of arch duke franz fernadan by Serbian nationalist
The consequences of the Black Death were numerous and varied. Countless workers died, ravaging families through failed means of survival and causing personal affliction; landowners who used laborers as tenant farmers were also impacted. It is estimated to have abolished 30 percent to 60 percent of the European population.