Watch Free Online HD Moviesjoy. Filmmaker Mark Bussler's documentary tells the forgotten tales of American men and women who made bold sacrifices and bravely served in the Great War. Bussler traces the contributions of pilots, soldiers and ambulance drivers as well as the unique stories of African-American soldiers and female volunteers. He also explores the role of writers -- including e.e. cummings and Ernest Hemingway -- who turned the tragedy of war into literary classics.