The official language of Indonesia is Bahasa Indonesia. This language was adopted in 1928 and serves as a unifying national language among the diverse linguistic groups across the Indonesian archipelago, which has over 700 languages spoken. Bahasa Indonesia is based on Malay and is characterized by its simple grammar and phonetic spelling, making it relatively easy to learn. The use of this language enhances communication and cultural exchange among the nation’s population, promoting national identity and unity.