Birthdays
James Williamson Bosler
Turns 27 on this date
Charles Devens
Turns 40 on this date
Dorothea Lynde Dix
Turns 58 on this date
Claiborne Fox Jackson
Turns 54 on this date
Thomas Lincoln
Turns 7 on this date
Robert Byington Mitchell
Turns 37 on this date
Jesse Truesdell Peck
Turns 49 on this date
John Caldwell Calhoun Sanders
Turns 20 on this date
John Wilson Sprague
Turns 43 on this date
Events
| Campaigns/Elections | Conservative Republican defeats the official Republican nominee in race for Rhode Island governor | 04/04/1860 |
| US/the World | In Arizona, an unauthorized convention meets to form a provisional government |
04/02/1860 to 04/05/1860 |
| Education/Culture | In England, George Eliot publishes her new novel | 04/04/1860 |
| Foreign | Rebellion in Sicily against the Bourbon throne breaks out in Palermo | 04/04/1860 |
| Lawmaking/Litigating | The 36th U.S. Congress is in session in Washington, D.C. |
12/06/1859 to 06/24/1860 |
| US/the World | The first Japanese diplomatic mission to the United States hosted in San Francisco |
03/31/1860 to 04/06/1860 |
Documents
| Newspaper | Chicago (IL) Press and Tribune, “The Wide-Awakes,” April 4, 1860 | 04/04/1860 |