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

Other days

singles

Singles Day

hiv awareness

Hiv Awareness Day

latina equal pay

Latina Equal Pay Day

polyamory

Polyamory Day

self appreciation

Self Appreciation Day

my little pony

My Little Pony Day

boyfriend

Boyfriend Day

african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day

Emoji Day

slime

Slime Day