Birthdays
Thomas Craighead
Turns 54 on this date
Orlando Kellogg
Turns 51 on this date
Humphrey Howe Leavitt
Turns 64 on this date
Richard Dorsey Sellman
Turns 32 on this date
William Henry Seward Jr.
Turns 21 on this date
Events
| Science/Technology | A large new comet, visible to the naked eye, is observed all over the northern hemisphere |
06/18/1860 to 06/25/1860 |
| Campaigns/Elections | Democratic National Convention reconvenes in Baltimore | 06/18/1860 |
| US/the World | First Japanese diplomatic mission to the United States lavishly entertained in New York City |
06/16/1860 to 06/28/1860 |
| Lawmaking/Litigating | The 36th U.S. Congress is in session in Washington, D.C. |
12/06/1859 to 06/24/1860 |
Documents
| Letter | George Ashmun to Abraham Lincoln, June 18, 1860 | 06/18/1860 |
| Letter | John L. Scripps to Abraham Lincoln, June 18, 1860 | 06/18/1860 |
| Newspaper | New York Times, “The Baltimore Convention,” June 18, 1860 | 06/18/1860 |