1. How imperialism shaped both US and global development.
2. The power or lack thereof of workers in American society.
3. The impulses that drove Progressive reformers and the reform campaigns they waged.
4. The meanings and significance of mass migrations in American history (immigration, the Great Migration, the Dust Bowl migration, suburbanization, etc.).
5. The changing status of women, immigrants, racial minorities, the elderly, the poor, and other groups in the US.
6. How fears of radicalism shaped American culture, politics, and society, particularly regarding civil liberties.
7. The changing role of government in the United States (laissez faire approaches, Progressivism, the New Deal, etc.)
Please answer above question in evidences. At least 300 words for each question.