Oops, it doesn't look like 'leader hospitalised with a modern day' is a national day..

Other days

singles

Singles Day

self care

Self Care Day

special education

Special Education Day

stress awareness

Stress Awareness Day

hot chocolate

Hot Chocolate Day

carpenters

Carpenters Day

unicorn

Unicorn Day

Emoji Day

first love

First Love Day

hiv awareness

Hiv Awareness Day