The widespread international recognition of Juan Guaido as the legitimate interim successor to Nicolas Maduro as president of Venezuela has raised the stakes for Venezuelans -- as well as nations with an interest in the troubled South American country. Those nations, chief among them the United States, Russia, China, Cuba, Brazil and Colombia, are sharply split between those that favor Maduro's rapid departure and those that -- for largely financial and economic reasons -- would prefer him to remain in place. Whatever their respective reasons, both camps will endeavor to mold events in Venezuela in their favor. For its part, the United States will rely on a combination of sanctions pressure and opposition demonstrations to turn key members of the armed forces against Maduro. But countries that have close ties with the current government will do everything in their power to delay -- if not outright avert -- Maduro's departure...