Foolhardy Campaign Against 'Endless Wars'

Barack Obama and Donald Trump are diametrically opposed figures, representing the categorical rejection of the other for his supporters, yet they share significant foreign-policy DNA.

They both defined themselves in opposition to George W. Bush's foreign policy. Obama probably wouldn't have defeated Hillary Clinton for the 2008 Democratic nomination if she hadn't voted for the Iraq War and if he didn't speak out against it at the time. Likewise, Trump outpaced all his 2016 GOP rivals in denouncing our Middle East commitments.

Obama represented the internationalist left, while Trump is the cham...