| Event of the Day | Game to Play |
| 5/12/1534 Württemberg becomes Lutheran | A Mighty Fortress |
| 5/11/1752 First US fire insurance policy is issued, in Philadelphia. | Calamity |
| 5/10/1869 With the Driving of the Golden Spike at Promontory Point, Utah, the Transcontinential Railroad is completed. | TransAmerica |
| 5/09/1941 British destroyers capture Nazi Enigma machine. | Code 777 |
| 5/08/1541 Spanish explorer Hernando de Soto discovers Mississippi River. | Mississippi |
| 5/07 Beaufort Scale Day - measures wind force (scale 0 calm to 12 hurricane) | Welt der Winde |
| 5/06/1527 Sack of Rome - End of the Renaissance. | Die Wiege der Renaissance |
| 5/05/1846 Writer Henryk Sienkiewicz
born. | Quo Vadis |
| 5/04/1626 Indians 'sell' Manhattan Island for $24 in cloth and buttons. | Manitou |
| 5/03/1830 First regular steam train passenger service starts. | Age of Steam |
| 5/02/1583 Leonardo da Vinci dies. | Leonardo da Vinci |
| 5/01/1884 Construction begins in Chicago on the first skyscraper. | Manhattan |
| 4/30/1900 Hawaii becomes a US Territory. | Kahuna |
| 4/29/1868 Japanese National Day. | Samurai |
| 4/28/1919 First successful parachute jump is made. | Cloud 9 |
| 4/27/1521 Ferdinand Magellan, world traveler, killed by Filipino natives. | Magellan |
| 4/26/1865 Assassin John Wilkes Booth is shot and dies near Bowling Green, VA. | Assassin |
| 4/25 Arbor Day. Plant a tree. | Waldmeister |
| 4/24/1704 The Boston News Letter becomes the first American newspaper to be regularly printed. | Extrablatt |
| 4/23/1896 First "moving pictures" are shown on a public screen in New York called the VITASCOPE system. | Traumfabrik |
| 4/22/1861 Robert E. Lee is named commander of Virginia forces. | Civil War |
| 4/21/753 BC The City of Rome founded (according to legend). | Roma |
| 4/20/1902 Marie and Pierre Curie isolated the radioactive element radium. | Elements |
| 4/19/1897 First American marathon
run. John J McDermott wins in 2:55:10. | Marathon |
| 4/18/1906 San Francisco Earthquake and Fire, 700 die. | Earthquake |
| 4/17/1524 New York Harbor discovered by Giovanni Verrazano. | New York |
| 4/16/1789 George Washington heads off for first Presidential inauguration. | Mr. President |
| 4/15 African Freedom Day | Jambo |
| 4/14/1828 First edition of Noah Webster's dictionary is published. | Balderdash |
| 4/13/1796 First elephant brought to
America. | Der Elefant im Porzellanladen |
| 4/12/1862 James Andrews steals Confederate train "The General" at Kennesaw, Ga. | Ticket to Ride |
| 4/11/1895 Anaheim completes
its new electric light system. | Power Grid |
| 4/10/1790 U.S. Patent system established. | The Inventors |
| 4/9/1959 NASA announces first seven astronauts with The Right Stuff. | Lift-Off! |
| 4/8/1513 Ponce de Leon
arrives in Florida. | Age of Exploration |
| 4/7/1933 Prohibition ends, Utah 38th state to ratify 21st Amendment. | Fantasy Pub |
| 4/6/1909 Perry and Henson reach the North Pole. | Safe Return Doubtful |
| 4/5/1941 San Francisco's Castro and Fillmore streetcars replaced by buses. | Bus |
| 4/4/1841 William Henry Harrison dies of pneumonia and becomes the first U.S. president to die in office | Founding Fathers |
| 4/3/1860 Pony Express began between St. Joseph, MO, and Sacramento, CA. The first riders simultaneously left both cities | Pony Express |
| 4/2/742 Birth of Charlemagne (Karl der Grosse, Carolus Magnus) | Carolus Magnus |
| 4/1/1778 Oliver Pollock, a New Orleans Businessman, creates the "$" symbol | Money |
| 3/31/1849 Col. John W. Geary arrives as first postmaster of San Francisco | San Francisco |
| 3/30/1870 Texas becomes the last Confederate state readmitted to the Union | Texas |
| 3/29/1848 Niagara Falls stops flowing – for 1 day – because of an ice jam | Niagara |
| 3/28/1794 Nathan Briggs, New Hampshire, gets patent for the washing machine | Schnäppchen Jagd |
| 3/27 International Hamburger and Pickle Month | Fische Fluppen Frikadellen |
| 3/26/1953 Dr. Jonas Salk announces a new vaccine against polio | Virus & Co. |
| 3/25/1913 New York City's famed Palace Theatre opens its doors for the first time | Showmanager |
| 3/24/1989 Oil tanker Exxon Valdez runs aground in Alaska's Prince William Sound and causes world's worst oil spill | Distant Seas |
| 3/23/1937 Los Angeles Railway Co starts using PCC streetcars | Streetcar |
| 3/22/1638 Religious dissident Anne Hutchinson is expelled from Massachusetts Bay Colony | New England |
| 3/21/1963 The Alcatraz federal pen in San Francisco Bay is closed. | Alcatraz |
| 3/20/1833 US and Siam conclude first commercial treaty | King of Siam |
| 3/19/1931 Nevada legalizes gambling | Vegas Showdown |
| 3/18/1959 President Dwight D. Eisenhower signs the Hawaii statehood bill | The Bottle Imp |
| 3/17/1950 Element 98, californium, is announced. | California |
| 3/16/1836 Andrew S. Hallidie, inventor of the Cable Car, is born | Trolley Car |
| 3/15/44 B.C. Julius Caesar murdered | Republic of Rome
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