 During the Nigerian Civil, also known as the Biafran War (1967–1970), Udechukwu worked in the Propaganda Unit, and participated in the artists and writers workshops led by the poet Gabriel Okara and the artist Uche Okeke.At the end of the war, he returned to Nsukka, completing his bachelor's degree in fine arts, with a thesis on Igbo Uli mural art, in 1972.Returned to Nsukka in 1973, he was appointed a Junior Fellow in the Department of Fine where he received his Master of Fine Arts in 1977.