All Quiet on the Western Front is a 1930 American war drama film based on the novel of the same name by Erich Maria Remarque. The film follows a group of German World War I soldiers as they experience the horrors of war and the loss of innocence. It stars Lew Ayres
From Wikipedia
All Quiet on the Western Front is a semi-autobiographical novel by Erich Maria Remarque, a German veteran of World War I. The book describes the German soldiers' extreme physical and mental trauma during the war as well as the detachment from civilian life felt by many upon returning home from the war. It is billed by some as "the greatest war novel of all time".