After the end of the war, Moreau began a political career with the newly founded centre-right
Christian Social Party (
Parti social chrétien, PSC). He was elected as a
senator in 1946 for the
arrondissement of Liège. Moreau served as
Minister of Justice in the coalition government of
Paul-Henri Spaak between 1948 and 1949. He subsequently served in Korea and was second-in-command of the force commanded by
Albert Crahay. He finished the war with the rank of
lieutenant-colonel. He had a
Brevet état-major. After his return from Korea, he returned to politics and resumed his position as senator for Liège which he held until 1968. In 1968, in recognition of his service to Belgium, he was ennobled and given the title "
Baron". ==Personal life==