Public holidays
1521, USA, Maine
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1521 | New Year's Day |
| 2 | Monday, 17 January 1521 | Martin Luther King Day |
| 3 | Monday, 21 February 1521 | Washington's Birthday |
| 4 | Monday, 18 April 1521 | Patriots' Day |
| 5 | Monday, 30 May 1521 | Memorial Day |
| 6 | Sunday, 19 June 1521 | Juneteenth National Independence Day |
| Monday, 20 June 1521 | Juneteenth (observance) | |
| 7 | Monday, 4 July 1521 | Independence Day |
| 8 | Monday, 5 September 1521 | Labor Day |
| 9 | Monday, 10 October 1521 | Columbus Day |
| 10 | Friday, 11 November 1521 | Veterans Day |
| 11 | Thursday, 24 November 1521 | Thanksgiving |
| 12 | Friday, 25 November 1521 | Black Friday |
| 13 | Sunday, 25 December 1521 | Christmas |
| Monday, 26 December 1521 | Christmas (observance) |