Public holidays
1780, USA, Wisconsin
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1780 | New Year's Day |
| 2 | Tuesday, 15 February 1780 | Susan B. Anthony Day |
| 3 | Tuesday, 30 May 1780 | Memorial Day |
| 4 | Tuesday, 4 July 1780 | Independence Day |
| 5 | Monday, 4 September 1780 | Labor Day |
| 6 | Tuesday, 7 November 1780 | Election Day |
| 7 | Sunday, 24 December 1780 | Christmas Eve |
| 8 | Monday, 25 December 1780 | Christmas |
| 9 | Sunday, 31 December 1780 | New Year's Eve |