Answer: The progressive Era (1890s - 1920s)
Explanation: The progressive Era took place between the late 1890s and the 1920s. It followed a period of economic change after the Civil War. As industrialization grew, so did many problems in the society such as absence of social services, increased poverty and mistreatment of workers.
The progressive movement covered social, political and moral changes that were pushed by several activists to address these problems. It fought against corruption, aimed to improve working conditions and get the public more involved in the process of choosing public officials.
