In the United States, a federal system is one that divides authority and influence between different levels of government. This can be in practically any structure, but the American system is a typical: one central government, and fifty state governments. Dual federalism (layer cake federalism): In the Constitution as giving a limited list of powers, primarily foreign rule and national defense to the national government, leaving the rest to the sovereign states. Each level of government is leading
The Progressive Era was a time of social activism and political reform in the United States that grew from the 1890s to the 1920s. During the new century, middle class reformers addressed many of the problems that had helped the social revolution of the 1890s. Journalists and writers uncovered the unsafe conditions of factory workers including women and children and how they were treated by the corrupt factory owners. Many people questioned the leading role of a big company boss in the American Society