
20th Century United States
The 20th century in the United States was a time of rapid change, marked by technological innovation, economic growth, and social movements. It saw the nation's emergence as a global superpower through two world wars, the Great Depression, and the Cold War. Civil rights strides challenged racial inequality, while cultural shifts aimed for greater individual freedoms. Advancements in science, industry, and communication reshaped daily life. Despite conflicts and challenges, it was an era that laid the foundation for the modern, diverse, and influential United States we know today.