Oops, it doesn't look like 'conference at cambridge is taking place on day' is a national day..

Other days

girl friend

Girl Friend Day
tell a fairytale

Tell A Fairytale Day
eat what you want

Eat What You Want Day
healing

Healing Day
ask out your crush

Ask Out Your Crush Day
frozen yogurt

Frozen Yogurt Day
artists

Artists Day
bubble bath

Bubble Bath Day
me

Me Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day