The Soviets were setting up nuclear missiles in Cuba. This meant that they were now able in theory to launch a nuclear missile directly at large parts of the USA and it was therefore viewed as a threat by the USA. I hope that helps.
King James I granted The Virginia Company a royal charter for the colonial pursuit in 1606.
Catholics overwhelmingly voted Democrat, while Protestants were split between the two parties. Recent Irish and German immigrants generally supported the Democrats, but recent immigrants from England, Scotland, and Wales tended to support the Whigs.
