Munich’s Oktoberfest, the world’s biggest beer festival, opened Saturday under heightened security following a string of attacks in Germany attributed to jihadists. “We will make the Oktoberfest as safe as possible,” Munich mayor Dieter Reiter pledged ahead o…

Revellers wearing traditional Bavarian costumes cheer with their beer mugs during the costume parade – Copyright POOL/AFP/File Yuichi Yamazaki
Munich’s Oktoberfest, the world’s biggest beer festival…