What THAAD Means For US And South Korean Relations

A South Korean protester sits next to a poster with an illustration of U.S. President Donald Trump to oppose a plan to deploy an advanced U.S. missile defense system called Terminal High-Altitude Area Defense, or THAAD, near the U.S. Embassy in Seoul Monday, June 5, 2017. South Korea’s presidential office says a senior defense official has been suspended for deliberately failing to report the arrival of several more launchers for a contentious U.S. missile defense system meant to deal with North Korean threats.
A South Korean protester sits next to a poster with an illustration of U.S. President Donald Trump to oppose a plan to deploy an advanced U.S. missile defense system called Terminal High-Altitude Area Defense, or THAAD, near the U.S. Embassy in Seoul Monday, June 5, 2017. South Korea's presidential office says a senior defense official has been suspended for deliberately failing to report the arrival of several more launchers for a contentious U.S. missile defense system meant to deal with North Korean threats. Ahn Young-joon / AP Photo
A South Korean protester sits next to a poster with an illustration of U.S. President Donald Trump to oppose a plan to deploy an advanced U.S. missile defense system called Terminal High-Altitude Area Defense, or THAAD, near the U.S. Embassy in Seoul Monday, June 5, 2017. South Korea’s presidential office says a senior defense official has been suspended for deliberately failing to report the arrival of several more launchers for a contentious U.S. missile defense system meant to deal with North Korean threats.
A South Korean protester sits next to a poster with an illustration of U.S. President Donald Trump to oppose a plan to deploy an advanced U.S. missile defense system called Terminal High-Altitude Area Defense, or THAAD, near the U.S. Embassy in Seoul Monday, June 5, 2017. South Korea's presidential office says a senior defense official has been suspended for deliberately failing to report the arrival of several more launchers for a contentious U.S. missile defense system meant to deal with North Korean threats. Ahn Young-joon / AP Photo

What THAAD Means For US And South Korean Relations

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President Moon Jae-In, the new liberal South Korean leader, has suspended the deployment of a controversial US missile defense system, called THAAD. We take a closer look at what is a thorny issue for South Korea with Ji-Young Lee, assistant professor of political science at American University’s School of International Service. She is also the author of the book China’s Hegemony: Four Hundred Years of East Asian Domination, published by Columbia University Press.