Banda Aceh City is one of the cities in Aceh and became the capital of Aceh province, Indonesia. As the center of government, Banda Aceh became the center of economic, political, social and cultural activities. The city of Banda Aceh is also the oldest Islamic city in Southeast Asia, where Banda Aceh City is the capital of the Aceh Sultanate.
Source :
https://id.m.wikipedia.org/wiki/Kota_Banda_Aceh
