| A | B |
| 1588 | Sinking of theSpanish Armada |
| 1607 | Founding of Jamestown |
| 1636 | Founding of Harvard University |
| 1676 | Bacon's Rebellion |
| 1754 | Albany Plan |
| 1754-1763 | French and Indian Wars |
| 1765 | Stamp Act |
| 1767 | Townshend Acts |
| 1770 | Boston Massacre |
| 1773* | BOSTON TEA PARTY |
| 1774 | Intorable Acts |
| 1775 | Shots Heard Round the World |
| 1781-1787 | Articles of Confederation in effect |
| 1783 | Treaty of Paris |
| 1785 | Land Ordinance |
| 1788* | CONSTITUTION RATIFIED |
| 1791 | Bill of rights ratified |
| 1793 | Cotton Gin invented |
| 1798 | Alien and Sedition Acts |
| 1803 | Louisiana Purschase |
| 1803 | Marybury v. Madison |
| 1807 | Embargo Act |
| 1808 | Interntional Slave Trade Outlawed |
| 1814 | Treaty of Ghent |
| 1815 | Battle of New Orleans |
| 1820 | Missouri Compromise |
| 1823 | Monroe Doctrine |
| 1824 | "Corrupt Bargain" |
| 1831 | Nat Turner's Rebellion |
| 1831 | Wm Lyold Garrison "The Liberator" |
| 1832-33 | South Carolina Nullification crisis |
| 1846-1848 | Mexican war |
| 1850 | California admitted to Union (Comp of 1850) |
| 1852 | Publication of "Uncle Tom's Cabin" (Stowe) |
| 1854 | Kansas-Nebrska Act |
| 1857 | Dred Scott Decision |
| 1859 | John Brown's raid on Harper's Ferry |
| 1860 | Election of Lincoln |
| 1861-1865* | CIVIL WAR |
| 1863 | Emancipation Proclamation issued |
| 1865 | 13th Amendment ratified (slavery prohibited) |
| 1870 | 15th Amendment ratified (suffrage for black males) |
| 1877 | Hayes elected (end of reconstruction) |
| 1881 | "A Century of Dishonor" (Helen Hunt Jackson) |
| 1886 | Haymarket Square |
| 1887 | Dawes Severalty Act |
| 1889 | Hull House Founded |
| 1890 | "Influence of Seapower Upon History" (Mahan) |
| 1892 | Homestead Strike |
| 1894 | Pullman Strike |
| 1899, 1900 | Open Door Notes |
| 1904 | Roosevelt Corallary to the Monroe Doctrine |
| 1904-1914 | Panama Canal Constructed |
| 1906 | "The Jungle" (Sinclar) |
| 1910 | NAACP founded |
| 1913 | Federal Reserve Act |
| 1914-1918* | WWI |
| 1917 | Zimmerman Note |
| 1917 | U.S. entered WWI |
| 1919 | Treaty of Versailles |
| 1919 | 18th Amendment (Prohibition) |
| 1920 | 19th Amendment (Womans Suffrage) |
| 1923 | Teapot Dome Scandal |
| 1925 | Scopes Trial |
| 1929 | Stock-market crash |
| 1930 | Smoot-Hawley Tariff |
| 1932 | Bous Army dispersed from D.C. |
| 1933* | FDR's 100 DAY CONGRESS |
| 1935 | CIO founded |
| 1935-1937 | U.S. Neutrality Acts |
| 1939 | WWII began in Europe |
| 1941 | Lend-Lease Act |
| 1941* | JAPAN BOMBED PEARL HARBOR |
| 1944 | D-Day |
| 1945 | Yalta Conferance |
| 1945 | Atomic Bombs Dropped on japan |
| 1947 | Marshall Plan |
| 1948-1949 | Berlin airlift |
| 1949 | NATO established |
| 1950-1953 | Korean War |
| 1954* | BROWN v. BOARD OF EDUCATION |
| 1955 | Montgomery Bus Boycott |
| 1957 | U.S.S.R. launched Sputnik |
| 1959 | Castro leads Cuban revolution |
| 1961 | Bay of Pigs invasion |
| 1962 | Cuban Missile Crisis |
| 1963 | March on Washinston for Jobs and Freedom |
| 1963 | JFK assassinated |
| 1964 | Tonkin Gulf resolution |
| 1964 | Civil Rights Act |
| 1968 | Tet Offensive in Vietnam |
| 1968 | MLK assassinated |
| 1969 | Astronauts landed on the moon |
| 1971 | Pentagon Papers published |
| 1973-1974 | Watergate Crisis |
| 1978 | Camp David Accords |
| 1979-1981 | Iranian Hostage Crisis |
| 1973 | Roe v. Wade |
| 1960 | Greensboro sit-in |
| 1947 | Truman Doctrine |
| 1898 | Spanish American War |
| 1950 | McCarthy red-hunt began |
| 1896 | Plessy v. Ferguson |
| 1786-87 | Shay's Rebellion |
| 1787 | Northwest Ordinance |
| 1886 | American Federation of Labor |