Oops, it doesn't look like 'poetry writing month may begin on april fools day' is a national day..

Other days

polyamory

Polyamory Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

youth

Youth Day

buddy

Buddy Day

tulip

Tulip Day

eat what you want

Eat What You Want Day

Emoji Day

singles

Singles Day

lost sock memorial

Lost Sock Memorial Day

self appreciation

Self Appreciation Day