The institution of slavery became even more entrenched in the South because of the increasing importance of .

Cotton

Explanation:

Due to the increased demand for British textiles products, which in turn was heavily based on the cotton production of the American colonies in the 19th century. This made the demand for slavery for the cultivation of cotton in the Southern part of the United States to increase as well.

Hence, the institution of slavery became even more entrenched in the South because of the increasing importance of COTTON

i think it’s will be a yes

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.