ecol change later By ivyxivbol Period: 1791 to 1890 Crimes against Indigenous People in America Period: 1791 to 1808 Slave Trade in America 1804 Antigua-Charleston Hurricane (1804) Period: 1846 to 1849 Great Irish Famine Period: 1861 to 1865 American Civil War 1865 Sultana Maritime Explosion 1865 Burning of the General Lyon Oct 8, 1871 Great Chicago Fire 1893 1893 Sea Islands Hurricane 1896 Tornado Outbreak (1896) Period: 1899 to 1902 Phillipine American War 1900 Galveston Hurricane Period: 1900 to 1920 Hacienda Peonage and Chattel Slavery Apr 18, 1906 San Francisco Earthquake 1913 Great Flood (1913) Period: Jul 28, 1914 to Nov 11, 1918 World War 1 Period: 1917 to 1923 Russian White Terror Period: 1917 to 1917 1917 May-June Tornado Outbreak 1918 Influenza Pandemic Period: 1918 to 1922 Red Terror Mar 18, 1925 Tornado Outbreak (March 18, 1925) 1927 Hawk's Nest Tunnel Disaster 1928 Okeechobee Hurricane Period: 1929 to 1933 Great Depression Period: 1930 to 1950 Gulag System 1936 1936 Tupelo-Gainesville tornado outbreak Period: 1936 to 1938 Great Purge of Russia Period: 1939 to 1945 Forced Labor of POWs in WW2 Period: Sep 1, 1939 to Sep 2, 1945 World War 1 1941 Pearl Harbor Period: 1941 to 1945 The Holocaust 1944 1944 Great Atlantic Hurricane Aug 6, 1945 Bombing of Hiroshima and Nagasaki Period: 1946 to 1947 Soviet Famine 1950 Great Appalachian Storm (Nov 1950) Period: 1950 to 1953 Korean War Period: 1955 to 1975 Vietnam War Period: 1966 to 1976 Chinese Cultural Revolution 1974 1974 Super Tornado Outbreak 1980 1980 Heat Wave Period: 1981 to 2021 AIDS Epidemic Period: 1991 to 2000 Famine and public health crises related to Decommunization 1993 World Trade Center Bombing 1994 Rawandan Genocide Period: 2001 to 2021 War in Afghanistan Sep 11, 2001 World Trade Center Attack Period: 2003 to 2011 Iraq War 2005 Hurricane Katrina Dec 14, 2012 Sandy Hook School Shooting 2017 Hurricane Maria Period: 2020 to 2021 COVID-19 Pandemic