Assamese or Asamiya is an Eastern Indo-Aryan language used mainly in the state of Assam in North-East India. It is the official language of Assam. It is also spoken in parts of Arunachal Pradesh and other northeast Indian states. Nagamese, an Assamese-based Creole language is widely used in Nagaland and parts of Assam. Small pockets of Assamese speakers can be found in Bhutan and Bangladesh. The easternmost of Indo-European languages; it is spoken by over 13 million native speakers. Wikipedia