This document summarizes the history of internet and ICT development in Korea from the 1980s to present. It describes key milestones such as the development of DRAM chips in the 80s, adoption of technologies like ISDN, BISDN/ATM, CDMA mobile networks and DSL/cable broadband in the 90s and 2000s. It also outlines Korea's progress in fiber infrastructure from FTTC to current FTTH networks and compares this to Japan. The document attributes Korea's rapid broadband development to factors like deregulation, competition among internet service providers, and an early adopting population.