Seoul, June 16 South Korea's trade minister on Tuesday discussed countermeasures against Washington's proposed tariffs on dozens of countries, including Asia's fourth-largest economy, over their alleged failure to enforce import bans on products made through forced labour.Trade Minister Yeo Han-koo met with officials from related ministries to discuss the progress of Seoul's talks with Washington regarding the issue, as well as follow-up measures, according to the Ministry of Trade, Industry and Resources, without elaborating on details, reports Yonhap news agency.The discussions came as the Office of the U.S. Trade Representative (USTR) recently proposed imposing tariffs of 10 percent or 12.5…