Could the Great War have ended by Christmas 1918 after the Black Day?

History · Published 29 September 2026 Swipe more like this →

In short: Following the devastating Black Day of the German Army, Allied leadership began to sense a turning point. British Commander Sir Douglas Haig grew increasingly optimistic that victory could be secured before the year concluded, while Generalissimo Ferdinand Foch maintained a more measured, though still hopeful, outlook for a 1919 resolution.

By the 213th week of the Great War, the strategic landscape of the Western Front had undergone a significant transformation. The event known as the Black Day of the German Army served as a critical catalyst for shifting momentum in favor of the Entente powers. This military setback for Germany, combined with the success of new, coordinated Allied offensive strategies, fundamentally altered the expectations of high-ranking commanders regarding the conflict's duration.

British Commander Sir Douglas Haig emerged as a primary voice of optimism during this period. Based on the tactical gains achieved through recent Allied maneuvers, Haig expressed a firm belief that the war could be brought to a successful conclusion by the end of 1918. His confidence reflected a broader sense of growing Allied strength and the perceived fragility of German defensive positions following their recent failures.

In contrast to Haig’s aggressive timeline, Entente Generalissimo Ferdinand Foch adopted a more cautious stance. While Foch acknowledged the positive trajectory of the war effort, he viewed the path to victory with greater restraint. He did not share the immediate expectation of a 1918 finish, instead projecting that the conflict would likely be won by 1919. This divergence in outlook highlights the complex assessments of military leaders as they navigated the final, volatile stages of the war.

The broader context of these developments included renewed Allied offensives in Palestine, which further contributed to the sense that the tide had turned. These combined efforts across multiple fronts created a atmosphere of growing confidence among Allied leadership. Despite the differing timelines proposed by Haig and Foch, both commanders recognized that the strategic initiative had shifted, marking a pivotal moment in the history of the First World War.

General information, not professional advice. Spotted an error? Flag the card or see corrections and complaints.

Intellect Plus is a visual educational discovery platform for exploring fascinating facts and ideas. Brain Food, Not Brain Rot. What is Intellect Plus?

Related

• The final year of the Great War saw empires collapse and a new world order
• After one hundred weeks of conflict, the Western Front remained locked in a stalemate.
• The Black Day of the German Army: How a Secret Offensive Ended the Great War
• How a rapid series of Allied victories ended the First World War in 1918
• The Armistice that ended the Great War was a desperate, lopsided affair
• Why have some engineers intentionally designed firearms to be massive instead of compact?
• How a lack of training fueled the chaos of the Irish War of Independence
• How P.T. Barnum's rare white elephant sparked a media war
• Behind the scenes of a historical journey through Turkey with The Great War team.
• A 1953 travelogue captures the vanishing artisanal rhythms of rural Pakistan
• How Native American activists and lawyers are securing sovereignty through the US legal system.
• A window into the daily rhythms of 1953 Pakistan

More in History · Latest · A–Z · All topics