Oops, it doesn't look like 'currently living lawfully in the uk will be made to leave on the day' is a national day..

Other days

Buddy Day

Singles Day

Kiss A Brunette Day

China Day

Bubble Bath Day

Azonto Is Acceptable Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Carpenters Day

Lumpy Rug Day

Lash Day