Tunisian President Beji Caid Essebsi, the country#x2019;s first leader elected in nationwide polls, died at the age of 92 on Thursday, triggering political uncertainty ahead of planned elections.The veteran politician, the oldest head of state after Britain#x2019;s Queen Elizabeth, came to power in 2014, three years after the Arab spring uprising toppled long-time despot Zine El Abidine Ben Ali and sparked revolts in several Arab nations.His death ushers in a period of political transition in the North#x2026; ......