ATLANTA—Tom Perez, the new chairman of the Democratic National Committee, inherits a party increasingly driven by grass-roots activists furious not just at President Donald Trump but also at their own party establishment. Just weeks into Mr. Trump’s term, populist energy threatens to roil the Democratic Party much like the tea-party movement of 2009 and 2010 upended the GOP. The Democratic National Committee gathered to elect...

Source: Wall Street Journal February 26, 2017 15:45 UTC