Oops, it doesn't look like 'staff working at us missions overseas who come to work every day' is a national day..

Other days

Pampering Day

Lisp Day

Raise Awerness Of Zeus Day

Gum Day

Fiancee Day

Ormille Day

Kiss A Ginger Day

Ruby Day

One Day

African Immigrant And Refugee Hiv And Hep Awareness Day