President Trump issued a symbolic joint statement Saturday with Russian President Vladimir Putin, in a move that has stirred debate within the Trump administration and spawned concern among some lawmakers on Capitol Hill, according to people familiar with the document. The unusual declaration is intended to commemorate the 75th anniversary of a meeting between American and Soviet troops at the Elbe River on April 25, 1945. The broader intent is to underscore how the two nations can put aside their differences for a larger purpose, according to people familiar with its drafting. “The ‘Spirit of the Elbe’ is an example...