Oops, it doesn't look like 'license payer broadcaster and the government of the day' is a national day..

Other days

polyamory

Polyamory Day
azonto is acceptable

Azonto Is Acceptable Day
me

Me Day
lost sock memorial

Lost Sock Memorial Day
embarrass your best friend

Embarrass Your Best Friend Day
cursing

Cursing Day
artists

Artists Day
stress awareness

Stress Awareness Day
self care

Self Care Day
tell a fairytale

Tell A Fairytale Day