Oops, it doesn't look like 'flag on the occasion of the american independence day' is a national day..

Other days

Lost Sock Memorial Day

China Day

Ponytail Day

African Immigrant And Refugee Hiv And Hep Awareness Day

My Little Pony Day

Mean Girls Day

Bubble Bath Day

Lumpy Rug Day

Tell Ur Crush You Like Them Day

Book Day