Oops, it doesn't look like 'law enforcement officers appreciation day' is a national day..

Other days

kale

Kale Day
embarrass your best friend

Embarrass Your Best Friend Day
one

One Day
brow

Brow Day
camera

Camera Day
tell a fairytale

Tell A Fairytale Day
self appreciation

Self Appreciation Day
bow tie

Bow Tie Day
lost sock memorial

Lost Sock Memorial Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day