Oops, it doesn't look like 'flag hoisted at the un to mark pakistan day' is a national day..

Other days

Embarrass Your Best Friend Day

Slime Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Gallery Day

Hiv Awareness Day

Chocolate Milkshake Day

Martini Day

Hoodie Day

Azonto Is Acceptable Day

Kiss A Brunette Day