How Democrats can win the next election

FOLLOWING this week's announcement by General Motors that it was planning to cease production in seven plants worldwide, including four factories in the United States, and lay off thousands of workers, Democratic critics have tried to lay the blame at the feet of President Donald Trump.

After all, the economic nationalist occupant of the White House has been bragging for two years that his protectionist trade policies would bolster American manufacturing, including its auto industry, and promised that his massive corporate tax cuts would lead to major investment in the nation's industries.

And now GM is closing an auto manufacturing plant in Ohio, a key electoral Midwestern state where residents of its de-industrialised areas helped deliver President Trump his victory in N…