Battle of France - The Battle of Belgium, the Channel ports & the panzer breakthrough | Britannica
Defeat in the West, 1940 | National Army Museum
German occupation of Belgium during World War I - Wikipedia
1914: Opening Battles - The Schlieffen Plan and the Race to the Sea - World War I Centennial
German invasion of Belgium (1940) - Wikiwand
World War II Battles: Timeline - HISTORY
Battle of France - Allied defenses and the German plan of attack | Britannica
German invasion of Belgium (1914) - Wikipedia
WW2 Dates & Timeline | Holocaust Encyclopedia
Pre-First World War Alliances | Imperial War Museums
World War I - German invasion of France | Britannica
German Invasion of Western Europe, May 1940 | Holocaust Encyclopedia
Belgium, U.S. involvement in World War I | Article | The United States Army
Battle of Belgium (May 10–28, 1940) Summary & Facts
Belgium, U.S. involvement in World War I | Article | The United States Army
Allies of World War II - Wikipedia
The Fall of France in 1940 | English Heritage
French war planning 1920–1940 - Wikipedia
Belgium in World War II - Wikipedia
Operation Sea Lion - Wikipedia
Schlieffen Plan and German invasion of 1914 | NZHistory, New Zealand history online
German invasion of Belgium (1940) - Wikipedia
Two Invasions of Belgium By Germany in Two World Wars: 1914 and 1940
World War I -- Belgium
German invasion of Belgium (1940) - Wikipedia
How Churchill Led Britain To Victory In WW2 | Imperial War Museums
