Like President Trump, Biden wants to end the forever wars in Afghanistan and Iraq, although he would keep a small troop presence in both to help battle terrorism. Nor would he slash the Pentagon budget or suspend drone strikes, despite pressure from the left.
And when it comes to geopolitical adversaries, there may be less of a difference than you'd expect.
The relationship at the top would certainly change. President Trump often seemed ready to personally forgive Vladimir Putin for behaviour that violated international norms.
But the Trump administration has been pretty tough on Russia, punishing it with sanctions. That would probably continue under a Biden presidency, without the mixed messaging.
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