Birthdays
William Gay Brown Sr.
Turns 66 on this date
Thomas Coke Sharp
Turns 48 on this date
Adolf Wilhelm August Friedrich Steinwehr
Turns 44 on this date
Thomas John Wood
Turns 43 on this date
Events
| Personal | Former Maryland congressman Henry May, imprisoned at the start of the Civil War, dies in Baltimore. | 09/25/1866 |
| Education/Culture | On the edge of the Bronx, the new Jerome Park Race Course opens with its first race meeting. | 09/25/1866 |