BANGKOK: Thai voters will head to the polls on Sunday after cycling through three prime ministers in less than three years, with the three-way contest of major parties set to decide the leader of the Southeast Asian nation over the next four years. For the first time in the country’s history, nearly 53 million eligible voters in the kingdom of 71 million people will choose 500 lawmakers and also decide whether to rewrite the constitution.

Sunday's vote is seen as a test of whether Thailand's cycle of coups, protests and court interventions can be broken.

BANGKOK: Thai voters will head to the polls on Sunday after cycling through three prime ministers in less than three years, with the three-way contest of major parties set to…