After French win, Macron fields congratulations but has little time to bask in glory

Emmanuel Macron received congratulations from around the world — including Moscow — on Monday after French voters made the centrist political neophyte their new president and rejected anti-E.U. firebrand Marine Le Pen.

But the raucous celebration among Macron supporters Sunday night — which also served as pep rally for the European Union — quickly gave way to the steep challenges ahead for Macron’s untested leadership.