From 1942 to 1945 Leich was a voluntary member of the German Luftwaffe with the rank of Fahnenjunker. He volunteered to "battle for the salvation of Germany". After World War II he finished his school and from 1947 he started studying theology at the University of Marburg and Heidelberg University.[1]
In 1951, he started his career as a clergyman. A year later he married Trautel, with whom he has a son and daughter.[2] In 1960, he became a member of the Synod of the Evangelical Church. He was vice-president of the synod from 1967 to 1978 and bishop of the state of Thuringia from 1978 to 1992.[1] In that year, he retired.[3]
During a lot of his career, he had to deal with being able to worship God in an environment of anti-religious communism. He described it as "a lot of times we did hide being Christians".[3]
Autobiography
1992: Wechselnde Horizonte. Mein Leben in vier politischen Systemen.(in German)