Birthdays
John Huy Addams
Turns 44 on this date
Augustus Brandegee
Turns 38 on this date
Garrick Mallery Harding
Turns 39 on this date
Daniel Harvey Hill
Turns 45 on this date
Henry Marriot
Turns 28 on this date
James Brown McCaw
Turns 43 on this date
Events
| Crime/Disasters | In Ohio, a late night fire destroys the Cincinnati Academy of Music. | 07/12/1866 |
| Legal/Political | The first session of the 39th Congress is sitting in Washington DC from early January to late July, 1866 |
01/07/1866 to 07/27/1866 |