Instructions Full Game: These are multiple-choice quizzes with four possible answer choices that include all questions in a given set.     
What present-day nation has been led by:

Pho Khun of Sukhothai Si Inthrathit (1238-1270)
King Bhumibol Adulyadej (Rama IX) (1946-2016)
King Maha Vajiralongkorn (Rama X) (2016-Present)
Thailand
Portugal
Peru
Argentina