Why were workers from eastern states encouraged to come to oklahoma during the early oil boom?

In an economic downturn, what can happen in countries that depend on high taxes to fund social programs?

Which act of the conquistador pizarro was crucial in overthrowing the inca? a. the destruction of the ancient inca city, machu picchu b. the siege of the inca capital near the cuzco valley c. the execution of the last inca ruler, atahualpa d. the unexpected deaths of 3 million inca warriors e. the murder of former inca emperor, huascar

What was one of the causes of war war two what was one of the causes of the war of 1812