What is the main purpose of the Legislative Branch of Government (Congress)?

The purpose is it being in charge of laws and make new ones or make existing ones.

Explanation:

It is made up of Congress and other agencies. Congress has two parts which are the House of Representatives and the Senate. People in the House of Representatives and the Senate are votes into office by American citizens in each state. There are 2 Senators per state totaling to 100.

populist movement, in u.s. history, politically oriented coalition of agrarian reformers in the middle west and south that advocated a wide range of economic and political legislation in the late 19th century. thus in 1892 their leaders organized the populist, or people's, party, and the farmers' alliances melted away.