If you are talking about the development of political parties, then the issue that led it to them was “the struggle over ratification of the federal Constitution of 1787” (loc.gov).
Federalists, such as Alexander Hamilton, wanted a strong, central government and the Anti-Federalists, like Thomas Jefferson, “advocated states’ rights instead of centralized power”. (Library of Congress)
The Cuban Missile Crisis was one of the most tense parts of the Cold War and was going to lead to world nuclear war of conflicts got any tender because there were very dangerous weapons facing the Us only a short distance away in Cuba.
Women desire the right to make their own choices. I got it from the story The Tale of Dame Ragnell by Barbara Tepa Lupack.
The British army wasn’t strong enough to challenge German military which had grown tremendously over Hitler’s time; British leaders believed that hitler provided defense against soviet communism.