Public holidays
1865, USA, Oklahoma
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1865 | New Year's Day |
| Monday, 2 January 1865 | New Year's Day (observance) | |
| 2 | Wednesday, 22 February 1865 | Washington's Birthday |
| 3 | Tuesday, 30 May 1865 | Memorial Day |
| 4 | Tuesday, 4 July 1865 | Independence Day |
| 5 | Monday, 4 September 1865 | Labor Day |
| 6 | Thursday, 30 November 1865 | Thanksgiving |
| 7 | Friday, 1 December 1865 | Black Friday |
| 8 | Sunday, 24 December 1865 | Christmas Eve |
| 9 | Monday, 25 December 1865 | Christmas |