Oops, it doesn't look like 'language from this day' is a national day..

Other days

offer

Offer Day
kale

Kale Day
self appreciation

Self Appreciation Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
azonto is acceptable

Azonto Is Acceptable Day
pick me

Pick Me Day
singles

Singles Day
promposal

Promposal Day
believe

Believe Day
latina equal pay

Latina Equal Pay Day