There are some 300,000 migrant workers in South Korea. Of them, one sixth are believed to be unregistered laborers. Here is a story of Hiển from Vietnam.
One million march against President Park; whistle-blowers face retribution; Seoul plans to improve air quality; and more in the Weekly Brief.
Artists blacklisted; protest over abortion; anti-corruption law and sex industry; Burmese refugees; and migrant children deprived of education.