U.S. HISTORY By facebooker_10215034141802042 1776 Declaration of Independence 1787 Constitution of the United States of America 1823 Monroe Doctrine Period: 1829 to 1837 Era of the common man 1848 Treaty of Guadalupe Hidalgo 1857 Dread Scott Decision 1863 Battle of Gettysburg 1886 Haymarket Riot 1902 Breakup of Northern Securities 1915 Sinking of the Lusitania 1929 Stock Market Crash 1933 FDR’s First Fireside Chat 1945 The Atomic Bombing of Hiroshima and Nagasaki 1968 Assassination of Martin Luther King, Jr. 1972 Watergate Scandal 1981 PATCO Strike 1998 The Monica Lewinsky Affair 2001 September 11 Attacks 2016 Election of Donald Trump