Avignon is described as "the mission on which Yossarian lost his nerve." Lieutenants Heller and Fish flew in the same formation on August 15, 1944 on a mission to Avignon that prompted Heller to later state "after Avignon, all I wanted to do was go home." Click on picture for to read further.
Joseph Heller clearly stated exactly which aspects of Yossarian were from his own experiences, and which aspects were not. As he says, “…Yossarian’s emotions, Yossarian’s reaction to the war in the squadron were not those I experienced when I was overseas". Click image to read more.