Oops, it doesn't look like 'former prisoner of war recognition except for mccain as i hate him bigly day' is a national day..

Other days

Bow Tie Day

Nae Nae Day

Stress Awareness Day

Cat Girl Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Promposal Day

First Love Day

Polyamory Day

Self Care Day

Lash Day