Oops, it doesn't look like 'claim it is not a free and fair election because twitter had a lengthy outage on the last day' is a national day..

Other days

Polyamory Day

Appreciate Yaself A Lil Extra Day

Nail Polish Day

Mean Girls Day

Pampering Day

Azonto Is Acceptable Day

Healing Day

Ask Out Your Crush Day

Offer Day

Law Day