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 (Don Mueang International Airport and Suvarnabhumi Airport) with approximately 24 daily flights to the capital by various carriers, Nok Air, Thai Airways, Thai Smile, Air Asia, Bangkok Airways and Lion Air, (2017). By train: Udon Thani Railway Station in the city centre, four trains daily from Bangkok Railway Station (Hua Lamphong) including overnight sleepers. Asia Pacific Resources, a wholly owned subsidiary of Italian-Thai Development PLC, owns the concession to the Udon Thani potash mines and plans to develop them. According to press reports, Udon Thani has enough potash to mine two million tonnes per year for 25 years. Potash is