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

Other days

stress awareness

Stress Awareness Day
coffee

Coffee Day
nail polish

Nail Polish Day
bow tie

Bow Tie Day
lash

Lash Day
blanket fort

Blanket Fort Day
raise awerness of zeus

Raise Awerness Of Zeus Day
reading

Reading Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
fiancee

Fiancee Day