Holidays for Sunday, March 23rd, 1975
Multi-day Events Starting on Sunday, March 23rd, 1975
- Holy WeekObserved for 7 days starting 7 days before Easter
- National Cleaning WeekObserved the fourth full week of March
- National Second-Hand Shopping WeekObserved the fourth full week of March
Multi-day Events Continuing on Sunday, March 23rd, 1975
- Hogwarts House Pride WeekObserved annually for 4 days starting on March 20th
- American Red Cross MonthObserved the month of March
- Credit Education MonthObserved the month of March
- Dolphin Awareness MonthObserved the month of March
- Employee Spirit MonthObserved the month of March
- Gardening, Nature and Ecology Books MonthObserved the month of March
- International Ideas MonthObserved the month of March
- International Mirth MonthObserved the month of March
- March Frozen Food MonthObserved the month of March
- Mental Retardation Awareness MonthObserved the month of March
- National Caffeine Awareness MonthObserved the month of March
- National Celery MonthObserved the month of March
- National Cheerleading Safety MonthObserved the month of March
- National Clean Up Your IRS Act MonthObserved the month of March
- National Endometriosis Awareness MonthObserved the month of March
- National Kidney MonthObserved the month of March
- National Noodle MonthObserved the month of March
- National Peanut MonthObserved the month of March
- National Professional Social Work MonthObserved the month of March
- National Reuben MonthObserved the month of March
- National Sauce MonthObserved the month of March
- National Umbrella MonthObserved the month of March
- Optimism MonthObserved the month of March
- Poison Prevention Awareness MonthObserved the month of March
- Preschool Education MonthObserved the month of March
- Rosacea Awareness MonthObserved the month of March
- Save Your Vision MonthObserved the month of March
- Trisomy Awareness MonthObserved the month of March
- Workplace Eye Wellness MonthObserved the month of March
- Youth Art MonthObserved the month of March
- LentObserved for 46 days starting 46 days before Easter
- Decade to Combat Racism and Racial DiscriminationObserved December 10th, 1973 through December 9th, 1983
- Disarmament DecadeObserved January 1st, 1970 through December 31st, 1979
- United Nations Development DecadeObserved January 1st, 1971 through December 31st, 1980