<prompt> Translate the following text to SwahiliThat changed in 1786, when the Sultan of Kedah granted company representative Francis Light rights to the island of Penang and the strip of mainland coast opposite Province Wellesley now Seberang Perai as a counterweight to the pressing demands of the neighboring Thais and Burmese.  <response>: Mwaka 1786 Sultan wa Kedah alitoa haki kwa Francis Light, mwakilishi wa kampuni hiyo, ya kutunza kisiwa cha Penang na ukingo wa pwani ya nchi kavu iliyokuwa kinyume na Mkoa wa Wellesley sasa Seberang Perai kama kipengele cha kukabiliana na madai ya Thai na Burma. 