democrats go path identity politics long ago get bad past years obama mat divide group pit americans accord race sex gender americans figure past election elect trump president trump work americans identity politics=democratsthe nyp report open republican party web site quickly see article call principles american renewal 11 broad statements principle one immigration need immigration system secure border uphold law boost economy scroll democrats home page find dull party platform 93 bullet point list link entitle people link lead subgroup women hispanics lgbt people ethnic americans 17 different group different message tailor each.republicans offer vision unite america democrats offer break pieces.the democrats divide-and-conquer tactics need vision share destiny things hold common americans liberals become america ideological third party lag behind self-declared independents conservatives write lilla columbia humanities professor commit liberal believe single important issue on-demand access abortion women.president trump see value keep divisive nancy pelosi democrats chance 2018 unless start