The Trump administration is turning to economic warfare — an intensified sanctions program — to deal with an increasingly belligerent North Korean regime.
But economic tools have a mixed record of success addressing geopolitical problems.
Sanctions helped end apartheid in South Africa. They pushed Iran to an agreement to curtail its nuclear program, though many critics say the deal is insufficient. Over 50 years they haven’t budged the Castro family from its hold on power in Cuba and failed to turn Russia back from its Ukraine incursions.
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