Birthdays
Richard W. Johnson
Turns 39 on this date
Henry Wadsworth Longfellow
Turns 59 on this date
James Madison Marvin
Turns 57 on this date
William Pape
Turns 16 on this date
Edward Alfred Pollard
Turns 35 on this date
John Locke Scripps
Turns 48 on this date
John William Clark Watson
Turns 58 on this date
Events
| Campaigns/Elections | In Illinois, a municipal election sees Cairo Democrats strengthen their grip on city offices | 02/27/1866 |
| Crime/Disasters | In Indiana, an overnight train derails and sends passengers cars off a bridge injuring dozens | 02/27/1866 |
| 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 |
| Education/Culture | The University of Michigan reported as the largest in the land, with more than 1,050 students | 02/27/1866 |