Oops, it doesn't look like 'flags are being raised across the country to welcome the approaching day' is a national day..

Other days

Kiss A Brunette Day

Eat What You Want Day

Prescription Drug Take Back Day

Nail Polish Day

Carpenters Day

Appreciate Yaself A Lil Extra Day

Ponytail Day

Hiv Awareness Day

Kale Day

Polyamory Day