Uwechue entered Nigeria's foreign service at its inception in 1960 and served in Cameroon, Pakistan and Mali. In 1966, he opened the Nigerian embassy in Paris as its first envoy. From 1967 to 1967, during the Nigerian Civil War, he acted as
Biafra's representative in Paris. He was then made ambassador to Liberia and to
United Nations Mission in Côte d'Ivoire. In 1999, Uwechue became the Special Presidential Envoy on Conflict Resolution in Africa to former President
Olusegun Obasanjo. He was made minister of health under President
Shehu Shagari in 1993. From 2000 to 2007, he became the Economic Community of West African States' Special Representative in Cote d’Ivoire during the political crisis in that country. In 2003, Uwechue was made an officer of the
Order of the Federal Republic. He died on 13 March 2014, at the National Hospital in
Abuja, aged 79. ==References==