Which treaty ended World War I? 👤 By The Quiz Wire 🌐 Source Historical Knowledge Archive ✅ Fact Checked 📊 Difficulty Easy 📅 Last Updated 01 Dec 2025 A. Brest-Litovsk B. Trianon C. Treaty of Versailles D. Potsdam Check Answer 💡 Explanation: The Treaty of Versailles, signed in 1919, officially ended the state of war between Germany and the Allied Powers. 📚 Topics: History World Wars 🎯 Exams: CSS GEN PMS