张勉
The Democratic Party, which had been in the opposition during the First Republic, easily gained power. and Rhee's former opponent Chang Myon became Prime Minister. The new legislature was bicameral, with the House of Representatives as the lower house and the House of Councillors as the upper house. Yun Bo-seon was elected as the second President of South Korea on 13 August 1960. Real power now rested with the Prime Minister and cabinet, who were both elected by the National Assembly.