Who is the main character in the book truce by Jim Murphy?

The main character in the book "Truce: The Day the Soldiers Stopped Fighting" by Jim Murphy is not an individual character, but rather the story itself, focusing on the soldiers who participated in the Christmas Truce of 1914 during World War I. The book explores this extraordinary event where soldiers from both sides of the war laid down their arms and came together in a brief moment of peace.