Oops, it doesn't look like 'history by day' is a national day..

Other days

Lumpy Rug Day

Hiv Awareness Day

Healing Day

Embarrass Your Best Friend Day

Pumpkin Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Tell Ur Crush You Like Them Day

Law Day

Polyamory Day

Cuddle Up Day