During the 20th Century a reform movement that promoted anti=monopolies ides, social justice and education. Mucrackers were journalist that their main goal was to expose in newspaper the injustices and the unfairness that poeple lived during this time. Muckrackers and Progressives were really similar. This two types of people always tried to exagerate this stories to make people really react about this issues. One of the biggest work between this two groups was when the book "The Jungle" was published. "The Jungle" was the most famous mucracker book that was published in history and it was wrote by Uptoin Sinclair. , "The Jungle" was about a immigrant that worked in a meat factory and it showed how body parts were falling into the grinder.