Kompsat-1 was a high resolution optical mission of Korea launched in 1999. Through a 3rd party mission agreement, ESA makes a sample dataset of European cities available from this satellite.
The Kompsat program was initiated in 1995 as a major space investment in Korea. Its objective was the development of a national space segment in Earth observation along with an efficient infrastructure and ground segment to provide valuable services to remote sensing users in various fields of applications.
More information can be found at the below links:
Mission Facts and Figures
Related Data Types