Abdullah bin Jassim Al Thani became the ruler of Qatar once again until 1949, when he abdicated in favour of his eldest son. Sheikh Ali bin Abdullah Al Thani, his eldest son, then ruled Qatar after his father's abdication. Although Sheikh Abdullah's first wife is Sheikha Maryam bint Abdullah Al Attiyah, he further married a second wife named Sheikha Fatima bint Isa Al Thani, daughter of Sheikh Isa bin Thamer Al Thani, to whom he bore his third son, Sheikh Hassan bin Abdullah Al Thani. In total, Sheikh Abdullah bin Jassim Al Thani had three sons: Sheikh Abdullah bin Jassim Al Thani died on 25
Udon Thani heavy rain and somewhat cooler temperatures during the day, although nights remain warm. The range of reliably recorded temperatures in the city is from to . The city alone has 399,535 inhabitants of the 1,572,786 for the province. In the mid-1900s, about 46,700 Vietnamese war refugees migrated to Udon Thani. Their descendants still reside in Udon Thani. Today, Udon Thani has the largest Vietnamese community in all of Thailand. By air: Udon Thani International Airport, close to the city centre (within the ring road), serves a number of domestic airports: Chiang Mai International Airport; U-Tapao International Airport (Pattaya); and Bangkok