 He is a democracy activist for political change in Vietnam and his written various political topics calling for democratic elections in Vietnam and posting them on the internet in the United States.He was forced to leave his country of South Vietnam due to political changes when the communist North Vietnamese Army defeated the Army of the Republic of Vietnam (ARVN), after the Fall of Saigon and the nation was ruled under a communist dictatorship.He is an advocate of free elections in Vietnam under the pen name "Nam Tran" with which he posts his political papers on the internet and various Vietnamese language newspapers in the United States and overseas.