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

Prosecco Day

Ride The Wind Day

Ruby Day

Ask Out Your Crush Day

Healing Day

Chocolate Milkshake Day

Prescription Drug Take Back Day

Comfy Day

My Little Pony Day

Pampering Day