Oops, it doesn't look like 'unify day' is a national day..

Other days

china

China Day
comfy

Comfy Day
lash

Lash Day
cuddle up

Cuddle Up Day
ruby

Ruby Day
offer

Offer Day
bonang

Bonang Day
tulip

Tulip Day
raise awerness of zeus

Raise Awerness Of Zeus Day
pumpkin

Pumpkin Day