Birthdays
William Armstrong
Turns 24 on this date
Alfred Holt Colquitt
Turns 36 on this date
John Gibbon
Turns 33 on this date
James Henry Loomis
Turns 18 on this date
Albert Gallatin Porter
Turns 36 on this date
Charles Debrille Poston
Turns 35 on this date
John Smith Preston
Turns 51 on this date
Events
| US/the World | In Italy, the Archbishop of Florence publicly blesses recently excommunicated King Victor Emmanuel II | 04/20/1860 |
| Crime/Disasters | In Topeka, Kansas, John Ritchie shoots and kills U.S. Marshal Leonard Arms during attempted arrest | 04/20/1860 |
| Lawmaking/Litigating | The 36th U.S. Congress is in session in Washington, D.C. |
12/06/1859 to 06/24/1860 |
Documents
| Newspaper | Cleveland (OH) Herald, “Mr. Buchanan’s Letter,” April 20, 1860 | 04/20/1860 |
| Letter | John William Dungy to William Still, April 20, 1860 | 04/20/1860 |
| Newspaper | Newark (OH) Advocate, “Waking Up to Their Danger,” April 20, 1860 | 04/20/1860 |