Oops, it doesn't look like 'flag independence day' is a national day..

Other days

reading

Reading Day
frozen yogurt

Frozen Yogurt Day
lash

Lash Day
artists

Artists Day
raise awerness of zeus

Raise Awerness Of Zeus Day
book

Book Day
gum

Gum Day
hannah

Hannah Day
self care

Self Care Day
stud

Stud Day