[citation needed] He was transferred to Malakal in 1957 but got dismissed from the Sudan civil service in 1958 after the coup d'état of General Ibrahim Abboud.
He left the country in search of a job and managed to get employed by the East African Railways and Harbours Corporation in Kenya.
He left this lucrative job to join the Southern Sudan People`s Liberation Movement--SPLM in 1963 in the company of Fr.
He returned an angry man and despite a lot of persuading, he refused to dirty his untarnished political career by participating in the government.
The best recognition to the late Aggrey Jaden was when the SPLA leader, Dr. John Garang, granted safe passage for the transportation of his body to his village Loka, for burial, in 1987 when he passed on in the same year(1987).