The document provides an overview of several important events and reforms that occurred during the Progressive Era in the early 20th century. It mentions muckrakers like Upton Sinclair, Ida Tarbell, and Lincoln Steffens who exposed corruption. It discusses the Triangle Shirtwaist Factory fire that killed 146 workers, as well as reforms led by figures like Florence Kelley. The 16th Amendment allowed Congress to collect income taxes. Woodrow Wilson was elected president in 1912 with support from Progressives. The Federal Reserve system was also created during this time. Jim Crow laws led to segregation in the South. The women's suffrage movement fought for the right to vote.