U.S. History By kade18 Mar 29, 1882 John D. Rockefeller https://www.cliffsnotes.com/study-guides/history/us-history-ii/industrial-america/big-business-steel-and-oil Mar 12, 1887 Dawes Severalty Act-denied tribal rights https://www.nps.gov/articles/000/dawes-act.htm May 23, 1890 Sherman Antitrust Act-outlaws monopolies https://www.investopedia.com/terms/s/sherman-antiturst-act.asp#:~:text=The%20Sherman%20Antitrust%20Act%20(the,and%20to%20regulate%20interstate%20commerce. Dec 9, 1890 Wounded Knee https://www.history.com/topics/native-american-history/wounded-knee May 19, 1891 Populist Party https://www.britannica.com/event/Populist-Movement Sep 13, 1895 Yellow Journalism https://www.britannica.com/topic/yellow-journalism Aug 18, 1896 Plessy vs. Ferguson https://www.history.com/topics/black-history/plessy-v-ferguson Feb 26, 1898 Grandfather Clause https://www.britannica.com/topic/grandfather-clause Apr 4, 1898 Spanish-American War https://www.history.com/topics/early-20th-century-us/spanish-american-war Aug 27, 1898 Treaty of Paris https://www.history.com/topics/american-revolution/treaty-of-paris Feb 16, 1899 Open Door Policy - U.S. https://www.britannica.com/event/Open-Door-policy Sep 14, 1901 President McKinley assassinated https://www.google.com/search?q=President+McKinley+assassinated&oq=President+McKinley+assassinated&aqs=chrome..69i57.336589j0j4&sourceid=chrome&ie=UTF-8&safe=active&ssui=on