Holidays for Monday, December 31st, 1990
Multi-day Events Continuing on Monday, December 31st, 1990
- KwanzaaObserved annually for 7 days starting on December 26th
- AIDS Awareness MonthObserved the month of December and the month of October
- Awareness Month of Awareness Months MonthObserved the month of December
- Bingo's Birthday MonthObserved the month of December
- DecembeardObserved the month of December
- DecembeaverObserved the month of December
- Honor Your Pharmacists MonthObserved the month of December
- National Drunk and Drugged Driving Prevention MonthObserved the month of December
- National Eggnog MonthObserved the month of December
- National Fruitcake MonthObserved the month of December
- National Sign Up for Summer Camp MonthObserved the month of December
- National Tie MonthObserved the month of December
- National Write a Business Plan MonthObserved the month of December
- Quince and Watermelon MonthObserved the month of December
- Read a New Book MonthObserved the month of December and the month of September
- Rising Star MonthObserved the month of December
- Root Vegetables and Exotic Fruits MonthObserved the month of December
- Safe Toys and Gifts MonthObserved the month of December
- Seasonal Depression Awareness MonthObserved the month of December
- Tomato and Winter Squash MonthObserved the month of December
- Universal Human Rights MonthObserved the month of December
- Worldwide Food Service Safety MonthObserved the month of December
- Write a Friend MonthObserved the month of December
- Tie One On For SafetyObserved annually for 46 days starting on November 16th
- Take a New Year’s Resolution to Stop SmokingObserved annually for 51 days starting on December 17th
- Decade to Combat Racism and Racial DiscriminationObserved December 10th, 1983 through December 9th, 1993
- Disarmament DecadeObserved January 1st, 1990 through December 31st, 1999
- International Decade for Natural Disaster ReductionObserved January 1st, 1990 through December 31st, 1999
- International Decade for the Eradication of ColonialismObserved January 1st, 1990 through December 31st, 2000
- International Drinking Water Supply and Sanitation DecadeObserved January 1st, 1981 through December 31st, 1990
- United Nations Decade of International LawObserved January 1st, 1990 through December 31st, 1999
- United Nations Decade for Disabled PersonsObserved January 1st, 1983 through December 31st, 1992
- United Nations Development DecadeObserved January 1st, 1981 through December 31st, 1990
- World Decade for Cultural DevelopmentObserved January 1st, 1988 through December 31st, 1997