All Quiet on the Western Front: The War Against Disillusionment In the novel, All Quiet on the Western Front, the theme of disillusionment is seen and stated over and over by the experiences that Paul and his classmates encountered from their graduation day to the end of World War One. Disillusionment is to lose or lack any faith, hope, or belief in something or someone; to hold no illusions about a particular person, place, or thing; to be disenchanted or detached. This sense of disillusionment changed the young innocent boys into callous men. Through the events of the war it can be seen how Paul and his friends became the “lost generatio