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

Other days

hoodie

Hoodie Day
lost sock memorial

Lost Sock Memorial Day
law

Law Day
singles

Singles Day
my little pony

My Little Pony Day
bonang

Bonang Day
ride the wind

Ride The Wind Day
slime

Slime Day
gum

Gum Day
stud

Stud Day