Public holidays
1454, USA, South Dakota
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1454 | New Year's Day |
| Monday, 2 January 1454 | New Year's Day (observance) | |
| 2 | Wednesday, 22 February 1454 | Washington's Birthday |
| 3 | Tuesday, 30 May 1454 | Memorial Day |
| 4 | Tuesday, 4 July 1454 | Independence Day |
| 5 | Monday, 4 September 1454 | Labor Day |
| 6 | Monday, 25 December 1454 | Christmas |