II. The Korean war( 1950-53) 1. Historical background a colonized Korea( 1910-45) the 38 parallel line drawn a divided Korean peninsula a) Republic of Korea( 15 August, 1948) b) Democratic People's Republic Korea(9 Sept. 1948)II. The Korean war ( 1950-53) 1. Historical background ◼ a colonized Korea ( 1910-45) ◼ the 38 parallel line drawn ◼ a divided Korean Peninsula a) Republic of Korea ( 15 August, 1948) b) Democratic People’s Republic Korea (9 Sept., 1948)