A nonviolent strategy to achieve peaceful Korean unification will take time. There are many issues and no silver bullets. But success will probably take less time than the 59 years that have passed since an armistice agreement stopped large-scale combat on the Korean peninsula.

Paul Chamberlin, Woodbridge

The writer is a former U.S. military attache to South Korea and was an adjunct fellow with the Center for Strategic and International Studies from 1993 to 2010.