South Korean President Lee Myung-bak said Monday that South and North Korea should build mutual trust in order to open up an "age of peace and cooperation" on the divided peninsula. "Over the past 60 years, the South and North have lived in conflict. Now is the time to overcome it and open up an age of peace and cooperation," Lee said during his Liberation Day speech, marking the end of Japan''s 1910-45 colonial rule of the Korean Peninsula. Meanwhile, the Korean President said Japan should teach its future generations a correct history amid heightened tensions between the two countries over Tokyo''s attempts to renew its territorial claims to South Korea''s easternmost island of Dokdo, South Korea''s news agency (Yonhap) reported. "Japan has a responsibility to teach its future generations a correct history," Lee said. during his speech on Liberation Day, marking the end of Japan''s 1910-45 colonial rule of the Korean Peninsula. Economic wise, Lee called for a warm-hearted market economy that is "ethical" and shares "responsibility" to build a harmonious society between the rich and poor, saying a new way of thinking is needed to address the problems the global economy faces. The appeal, is in line with Lee''s "fair society" campaign and indicates that he is likely to put his policy focus on caring for ordinary people during the remainder of his term that ends in early 2013, according to Yonhap.