Croatian
India and Bangladesh. Their national anthems are in Bengali language which is not their national language.
sanskrit
(See related Link) This is a link to a youtube video of someone performing the national anthem in sign language.
Hafeez Jalandhry wrote the national anthem of Pakistan in Persian language.
bengali
The National Anthem of India was first written in Sanskritized Bengali originally.
National Anthem of Pakistan is in Persian language. The lyrics of the anthem were written by Hafeez Jallundri in 1950. The anthem was officially adopted in 1954.
The first National Anthem in ASL (American Sign Language) took place at Super Bowl XXVI. Harry Connick, Jr sang the National Anthem while Lori Hilary performed the Anthem in ASL.
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The National Anthem
Illinois is a state and does not have a national anthem. A "nation" has a national anthem. The national anthem of the US is "The Star Spangled Banner".
the national anthem for the armed forces is the same as the national anthem for the country, its a national anthem.