The upgrade reflects our less negative assessment of the geopolitical risks on the Korean peninsula. We raised the foreign-currency and local-currency long-term ratings to 'A+/AA-' from 'A/A+' and the local-currency short-term rating to 'A-1+' from 'A-1'. We affirmed our foreign-currency short-term ratings at 'A-1'. At the same time, we raised our ratings on four Korean GREs. The stable outlook on the long-term ratings on Korea reflects our expectations that North Korea will remain politically stable in the next three to five years. SINGAPORE (Standard&Poor's) Sept. 14, 2012--Standard&Poor's Ratings Services said today that it had raised its foreign- and local-currency long-term credit ratings on the Republic of Korea to 'A+/AA-' from 'A/A+' and the local-currency short term