Oops, it doesn't look like 'league game this day' is a national day..

Other days

unicorn

Unicorn Day
bounce

Bounce Day
hiv awareness

Hiv Awareness Day
ormille

Ormille Day
donate your hair

Donate Your Hair Day
fiancee

Fiancee Day
boy friend

Boy Friend Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
artists

Artists Day
raise awerness of zeus

Raise Awerness Of Zeus Day