Oops, it doesn't look like 'security briefings at his day' is a national day..

Other days

self care

Self Care Day
special education

Special Education Day
emoji

Emoji Day
azonto is acceptable

Azonto Is Acceptable Day
aloxolt

Aloxolt Day
stress awareness

Stress Awareness Day
chocolate milkshake

Chocolate Milkshake Day
self appreciation

Self Appreciation Day
prosecco

Prosecco Day
cuddle up

Cuddle Up Day