DATES OF SOME OF THE GREATEST TRAGEDIES ON AMERICAN SOIL:; December 7, 1941 - Pearl Harbor; November 22, 1963 - JFK was assassinated; April 4, 1968 - MLK was assassinated; April 19, 1995 - Oklahoma City Bombing; September 11, 2001 - 9/11 attacks devastates New York City; August 29, 2005 - Hurricane Katrina devastates New Orleans; January 20, 2017 - Trump was inaugurated
