The Incan civil war weakened the empire exhausting its resources and killing its fighters, thus leaving the door open to conquest by the Spanish
With their far greater numbers, they might have repelled the European forces meaning that they could have retained control of the continent
Answer:
On January 17, 1961, Dwight D. Eisenhower ends his presidential term by ... since Ike had famously served the nation as military commander of the Allied forces ... concerns about the growing influence of what he termed the military-industrial complex. Before and during the Second World War, American
Explanation:
They didn't want to be involved in any (foreign) wars that didn't have anything to do with the United States.
Hopefully this has helped!