Birthdays
John Courts Bagby
Turns 47 on this date
William Daniel
Turns 40 on this date
William Duffield Halbert
Turns 32 on this date
Henry Jarvis Raymond
Turns 46 on this date
Adam Jacoby Slemmer
Turns 38 on this date
John Milton Thayer
Turns 46 on this date
Events
| Crime/Disasters | In Washington D.C., the trial of former National Police head Lafayette Baker for false imprisonment begins | 01/24/1866 |
| Campaigns/Elections | Maryland Democrats meet in Baltimore to protest the state's restrictive voter registration law |
01/24/1866 to 01/26/1866 |
| Battles/Soldiers | Mexican Imperial troops re-occupy Bagdad, Mexico after American forces withdraw. | 01/24/1866 |
| Crime/Disasters | Months of sometimes violent volcanic activity are striking the Greek Island of Santorini |
01/19/1866 to 02/20/1866 |
| 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 |
Documents
| Military record | General Alfred H. Terry, General Order Number Four, Headquarters, Department of Virginia, January 17, 1866 | 01/24/1866 |