Oops, it doesn't look like 'flag is seen on a street during the independence day' is a national day..

Other days

Pumpkin Day

Promposal Day

Gum Day

Emoji Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Lash Day

Appreciate Yaself A Lil Extra Day

Bubble Bath Day

Tell A Fairytale Day

Self Appreciation Day