The arc of the political imbalance in America is long and complicated. There is no analysis that reflects all the domestic, global, cultural, social, economic and political dynamics that led to this serious crisis. Therefore, the following is a preliminary attempt to explain some, but not all, important factors that affect the collapse of the political unity of the United States. In the first half of the 20th century Americans have repeatedly united to overcome the huge difficulties in solving major domestic and international problems. We destroyed industrial trust, overcome the economic and social destruction of the Great Depression, and defeated one of the most autocratic tyrants in history.
The term "key period" in the United States refers to the future of a newly established country shortly after the American Revolution, by the book "The Critical Era of American History" written by John Fisk in 1888. There is. More specifically, the "critical period" is the period when George Washington became the president's inauguration ceremony in 1789 after the end of the American Revolutionary War of 1783. This sentence was first used to explain William Henry Trescott "History of Washington and Adams Government Diplomacy" published in 1857.
This era in American history occurred simultaneously with the attempt of a new world order and the emergence of America as a world superpower. Political, social, economic and ideological problems are becoming not only domestic problems but also international issues. In particular, Trumanism and the Marshall Plan were established to help European friendly nations. Movement of nuclear policy begins to change with the containment of US foreign policy, which is a geographically and ideologically uneasy separation, and Churchill will talk about fear against iron curtains. These international fears stimulated the superpower competition in 1949 and the post-Soviet experiment; the two countries with contradictory ideologies have invented the most devastating weapons ever.
In Europe, national politics is not a purely domestic problem. However, with the exception of foreign threats to US interests, in most of its history, American politics are almost always biased towards internal affairs, diplomacy and international affairs has become important for over a hundred years. As part of nationalism, Americans are more interested in solving world problems than others in the world.