Oops, it doesn't look like 'counterintelligence and security council has been trolling russian spies and agents every single day' is a national day..

Other days

African Immigrant And Refugee Hiv And Hep Awareness Day

Lisp Day

Ride The Wind Day

Bounce Day

Nail Polish Day

Embarrass Your Best Friend Day

Kiss A Ginger Day

Singles Day

Brow Day

Lumpy Rug Day