Public holidays
1800, USA, Missouri
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1800 | New Year's Day |
| 2 | Wednesday, 12 February 1800 | Lincoln's Birthday |
| 3 | Saturday, 22 February 1800 | Washington's Birthday |
| 4 | Thursday, 8 May 1800 | Truman Day |
| 5 | Friday, 30 May 1800 | Memorial Day |
| 6 | Friday, 4 July 1800 | Independence Day |
| 7 | Monday, 1 September 1800 | Labor Day |
| 8 | Thursday, 25 December 1800 | Christmas |