What alliance later grew into the political, Populist Party, also known as the People’s Party?

The Farmers' Alliance, an agrarian coalition that championed economic intervention during the Gilded Age, and the Greenback Party, an earlier third party that supported fiat currency, were the forerunners of the Populist Party.

The Populist Party's roots lay in the Farmers' Alliance, an agrarian movement that promoted economic action during the Gilded Age, as well as the Greenback Party, an earlier third party that had advocated fiat money.

answer; disconfirm the catharsis theory;