 To this day, the Malaysian federal government still pays Kedah, on behalf of Penang, RM10,000 annually as a symbolic gesture.Following the original acquisition in 1800, "Province Wellesley" was gradually expanded up to its present-day boundaries in 1874, when the Pangkor Treaty, which included the delineation of "Province Wellesley"'s southern borders, was signed between the British and the neighbouring Sultanate of Perak.Province Wellesley thus gained the town of Sungai Acheh from Perak.