On which date, the World Braille Day is observed?

1.	On which date, the World Braille Day is observed?
Answer» The United Nations observed the first official World Braille Day on 4 January. The aim of the day is to raise awareness of the importance of Braille. It also aims to raise awareness about the human rights of visually-impaired and partially-sighted people, The day was proclaimed by the UN General Assembly in November 2018.

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