The consensus among political pundits is that the Democratic Party is poised to do well in November’s midterm elections. It seems too that Donald Trump will have his work cut out for him in 2020 as he faces what’s sure to be a crowded field of Democratic rising stars. But the Democratic Party’s path back to power in Washington will be complicated by a number of structural factors that favor Republicans—from post-2010 gerrymandering and voting restrictions to the disproportionate power of small red states in the Senate.