Mao's Red Guards started harassing Chinese intellectuals who supported capitalism
Mao's Red Guards ensured that all schools in China taught from Mao's Little Red Book.
By their culture practices and traditions which passed on to their offspring
Westward expansion began with the Louisiana Purchase, (it was a movement of settlers into the American West.)
Answer:
A flow of rock and ash followed, collapsing roofs and walls and burying the dead. Much of what we know about the eruption comes from an account by Pliny the Younger, who was staying west along the Bay of Naples when Vesuvius exploded.
I'm not so sure about this topic but hopefully this helps.