What are some positive and negative changes that occurred in the US in the years after World War?

In the years following World War II, the United States experienced significant positive changes, including economic prosperity and the expansion of the middle class, driven by post-war industrial growth and the GI Bill, which provided education and housing benefits to veterans. However, there were also negative changes, such as the rise of racial tensions and segregation, exemplified by events like the Civil Rights Movement, as well as the onset of the Cold War, which brought about fears of communism and nuclear conflict. These dynamics shaped American society, influencing social, political, and economic landscapes for decades.