What was the outcome of Upton Sinclair's "The Jungle"?

Upton's Sinclair's The Jungle was a novel based on one employee who worked for a Chicago's meat-packing factory. This detailed novel described horrendous conditions and gruesome visions of contaminated meat. This brought forth significant changes within the meat-packing industry. America's business of canned meat was declining within the country as well as the world. Lack of trust and controversy surrounding the meat-industry caused President Roosevelt and Congress to take initiative of the situation. This began …showed first 75 words of 1925 total…

…showed last 75 words of 1925 total…Meat Report May Be Conservative", New York Times, Vol. LV...No. 17,663, 4 June 1906, 1 6)"President's Threat With Meat Report", New York Times, Vol. LV...No. 17,664, 5 June 1906, 1-2 7)"Sailors Bar Canned Meat", New York Times, Vol. LV...No. 17,666, 7 June 1906, 1 8)"Four Killed By Sausage", New York Times, Vol. LV...No. 17,678, 19 June 1906, 1 9)"Agree on Meat Bill; Both Sides Give In", Vol. LV...No. 17,678, New York Times, 19 June 1906, 1-2 10)"Cudahy Plant Is Shut Down", New York Times, Vol. LV...No. 17,623, 24 June 1906, 2