Year 1918 U.S. Calendar
January 1918
February 1918
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
March 1918
1st: World Seagrass Day Zero Discrimination Day
2nd: Texas Independence Day (Texas)
3rd: World Wildlife Day
April 1918
1st: April Fools' Day
2nd: Pascua Florida Day (Florida) World Autism Awareness Day
4th: International Day for Mine Awareness and Assistance in Mine Action
May 1918
2nd: World Tuna Day
3rd: World Press Freedom Day Orthodox Good Friday
5th: Cinco de Mayo World Portuguese Language Day African World Heritage Day Orthodox Easter
June 1918
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
July 1918
3rd: Governor's Holiday (Colorado) International Day of Cooperatives
4th: Independence Day, July 4th
7th: Kiswahili Language Day
August 1918
1st: World Breastfeeding Week
4th: American Family Day (Arizona)
September 1918
October 1918
1st: International Day of Older Persons
2nd: World Habitat Day International Day of Non-Violence
4th: World Space Week
November 1918
5th: Election Day General Election Day (Hawaii, Illinois)
7th: Return Day (Delaware)
9th: International Week of Science and Peace
December 1918
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
