Oops, it doesn't look like 'tell a friend about the polish ambassador day' is a national day..

Other days

china

China Day
one

One Day
lost sock memorial

Lost Sock Memorial Day
hiv awareness

Hiv Awareness Day
kale

Kale Day
ruby

Ruby Day
artists

Artists Day
prescription drug take back

Prescription Drug Take Back Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
aloxolt

Aloxolt Day