In 1950, tens of thousands of Christians in South Korea were beaten, killed or forcibly taken to the north by the invading North Korean communist army. Dina Newman has been speaking to Peter Chang, who came from a family of Salvation Army officers in Seoul and had to flee the North Korean advance.

Photo: Fifth US air force of the UN forces bomb a train bridge over the river Han south of Seoul during the Korean War on July 11, 1950. AFP/Getty Images