The 19th Division is a military formation that has served in various armies throughout history. Notably, it was part of the British Army during World War I, where it participated in significant battles such as the Battle of the Somme and the Battle of Passchendaele. The division was known for its distinctive insignia and played a crucial role in the war efforts. In addition to its World War I service, the 19th Division has also been associated with other military organizations, including the United States Army. Its legacy continues to be recognized in military history, reflecting the contributions of soldiers who served under its banner.