Year 1850 U.S. Calendar

1st: New Year's Day

4th: World Braille Day

6th: Epiphany

1st: World Interfaith Harmony Week Black History Month

2nd: Groundhog Day World Wetlands Day

4th: International Day of Human Fraternity Rosa Parks Day in California and Missouri Rosa Parks Day in Michigan

1st: World Seagrass Day Zero Discrimination Day

2nd: Texas Independence Day (Texas)

3rd: World Wildlife Day

1st: April Fools' Day

2nd: Pascua Florida Day (Florida) World Autism Awareness Day

4th: International Day for Mine Awareness and Assistance in Mine Action

2nd: World Tuna Day

3rd: World Press Freedom Day

4th: Orthodox Good Friday

1st: Global Day of Parents

3rd: Jefferson Davis' Birthday (Alabama) Jefferson Davis' Birthday (Florida) World Bicycle Day

4th: International Day of Innocent Children Victims of Aggression

3rd: Governor's Holiday (Colorado) International Day of Cooperatives

4th: Independence Day, July 4th

7th: Kiswahili Language Day

1st: World Breastfeeding Week

4th: American Family Day (Arizona)

9th: International Day of the World's Indigenous People

2nd: Labor Day

5th: International Day of Charity

6th: Rosh Hashanah

1st: International Day of Older Persons

2nd: World Habitat Day International Day of Non-Violence

4th: World Space Week

5th: Election Day General Election Day (Hawaii, Illinois)

7th: Return Day (Delaware)

9th: International Week of Science and Peace

1st: World AIDS Day Rosa Parks Day in Ohio and Oregon

2nd: Cyber Monday International Day for the Abolition of Slavery

3rd: International Day of Persons with Disabilities