Progressive Era: The Progressive Era was a period of widespread social activism and political reform in the early 20th century, focusing on issues like improving living conditions and fighting corruption.
New Deal: The New Deal was a series of programs enacted by President Franklin D. Roosevelt during the Great Depression to provide relief, recovery, and reform.
Civil Rights Movement: The Civil Rights Movement was a social movement advocating for equal rights for African Americans, including desegregation and voting rights reforms.