Using his own terminology, Billy Pilgrim is "unstuck in time", which means he is moving between different points in his life uncontrollably, although he is aware of it at certain of those points as witnessed by the letter to the editor he writes to the Ilium Daily News about his situation. Primarily, he is moving between three general time periods and locations. The first is his stint as a GI during WWII, when, as a pacifist, he was acting as a Chaplain's assistant for his unit. This time is...