Chang Myon
Chang Myon (hangul:장면; hanja:張勉; August 28, 1899 – June 4, 1966) was a South Korean statesman, educator, diplomat, journalist and social activist as well as a Roman Catholic youth activist. He was the fourth and the last Vice President of the First Republic and the Prime Minister of the Second Republic. His styled name (ho) was Unseok (운석, 雲石). His English name was John Chang Myon (baptismal name, surname, given name).
Under the Japanese rule, Chang worked as a teacher. From 1919 - 21, he taught at Yongsan Youth Catholic Theology School and from 1931 - 36 at Dongsung Commerce High School. From 1937 - 44, he was principal of Hyehwa Kindergarten of the Hyehwa-dong Catholic Church. From 1936 - 45, he was principal of Dongsung Commerce High School.
In 1948, he led the delegation of the Republic of Korea to the UN General Assembly. In 1949, he became the first ambassador of the Republic of Korea to the United States. In 1950, he successfully appealed to the United States and the UN to send troops to assist in the Korean War. On November 23, 1950, he was appointed the second prime minister of the First Republic of Korea. From 1956 to 1960, he served as the fourth vice president of the First Republic of Korea.