Which major Allied operation occurred on June 6, 1944? By Rabia Anum ✅ Fact Checked 📊 Difficulty Easy 📅 Last Updated 13 Aug 2026 A. Barbarossa B. Stalingrad C. D-Day (Normandy Landings) D. Battle of the Bulge Check Answer 💡 Explanation: D-Day marked the massive Allied invasion of Nazi-occupied France. 📚 Topics: History World Wars 🎯 Exams: CSS GEN PMS US_COMP