Bengali is the official language of Bangladesh, as declared in the constitution of the country.

Approximately 80-90% of the population of Bangladesh speaks Bengali as their first language.

English is the only other language recognized as an official language in Bangladesh, although it is not widely spoken.

Bengali was declared as the official language of Bangladesh in 1972, shortly after the country gained independence.

Bengali as the official language of Bangladesh holds cultural, unity, and communication significance.

Chittagongian is a dialect of Bengali widely spoken in the Chittagong region of Bangladesh.

Sylheti is a dialect of Bengali spoken by the majority of the population in the Sylhet region of Bangladesh.

The approximate number of speakers of Bengali worldwide is estimated to be between 250-300 million.

India is the only other country besides Bangladesh that has Bengali as an official language.

The Bengali script is used to write Bengali.

Assamese is a language closely related to Bengali.

There are approximately 15-20 dialects of Bengali spoken in Bangladesh.

The Dhaka dialect is considered the standard dialect of Bengali.

The national anthem of Bangladesh is 'Amar Sonar Bangla'.

Rabindranath Tagore won the Nobel Prize in Literature in 1913.