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

Other days

reading

Reading Day
ruby

Ruby Day
appreciate yaself a lil extra

Appreciate Yaself A Lil Extra Day
boy friend

Boy Friend Day
tulip

Tulip Day
self appreciation

Self Appreciation Day
believe

Believe Day
artists

Artists Day
singles

Singles Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day