How did the U. S. governments attitude toward war change as Hitler gained more territory in Europe?

Rachel carson 1962 silent spring was a groundbreaking work regarding what topic

What event ensured england safe passage to colonize north america? a) many englishmen desired more religious freedom than the king allowed.b) england's government decided to take advantage of america's wealth of resources.c) england's defeat of the spanish armada in 1588 opened up the seaways.d) cabot claimed the north atlantic coast for england in 1497.

Which best describes the impact of the crusades on european exploration?