There is no rule that cardinals electing a new pope vote a certain way according to their nationality or region. But understanding their makeup in geographic terms can help explain some of their priorities as they open the conclave Wednesday to choose a new leader of the 1.4-billion strong Catholic Church.Related video above: How is a new Pope chosen?A cardinal who heads the Vatican’s liturgy office might have a very different set of concerns from the archbishop of Ulaanbaatar, Mongolia. A cardinal who runs a large European archdiocese with hundreds of priests likely has other priorities than the Vatican ambassador ministering to war-torn Syria or the archbishop of Managua, Nicaragua, whose church has been under siege by the government.There are currently 135 cardinals who are under age 80 and eligible to vote in the conclave, hailing from 71 different countries in the most geographically diverse conclave in history. Already two …