What poems did Bachel write in the 1950s?

In the 1950s, his poems showed great concern for the future of Germany. The main collections of poems are The Return of the Native (1946), German Sonnets (1952) and Pace in the Middle of the Century (1958). In addition, he wrote the lyrics of German democracy and the national anthem. He also devoted himself to the study of literary theory, especially poetry theory, and successively published In Defense of Poetry (1952), Belief in Poetry (1954), Power of Poetry (1955) and Principles of Poetry (1955).