Bursa is a province in western Turkey, along the Sea of Marmara. Its adjacent provinces are Balikesir to the west, Kutahya to the south, Bilecik and Sakarya to the east, Kocaeli to the northeast and Yalova to the north. The province has an area of 11,087 km2 and a population of 2,125,140 according to the 2000 census. In 1990 it had a population of 1,603,137. The population per km2 is 191.68. The traffic code is 16. Bursa was the capital of the Ottoman State untill the invansion of Edirne.
