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

Other days

lisp

Lisp Day
one

One Day
lumpy rug

Lumpy Rug Day
promposal

Promposal Day
cuddle up

Cuddle Up Day
gallery

Gallery Day
my little pony

My Little Pony Day
boy friend

Boy Friend Day
blanket fort

Blanket Fort Day
brow

Brow Day