Oops, it doesn't look like 'polish on polling day' is a national day..

Other days

one

One Day
youth

Youth Day
hiv awareness

Hiv Awareness Day
bow tie

Bow Tie Day
hannah

Hannah Day
bounce

Bounce Day
frozen yogurt

Frozen Yogurt Day
comfy

Comfy Day
first love

First Love Day
fiancee

Fiancee Day