What was the longest battle in World War I?
Battle of Verdun
The Battle of Verdun
The Battle of Verdun
Battle of Verdun
Battle of Verdun
The Battle of Passchendaele
The Battle of Verdun
Battle of Verdun
The Battle of the Somme
Battle of Passchendaele
The Battle of Passchendaele
Battle of Verdun
The Battle of Verdun
Battle of Passchendaele
The Battle of the Somme
Meuse-Argonne Offensive
Battle of the Somme
The Battle of Waterloo
Battle of Verdun
The Battle of Passchendaele
Battle of Passchendaele
The Battle of Verdun
Meuse-Argonne Offensive
Battle of the Somme
The Battle of the Somme
Battle of Verdun
The Battle of Messines
The Battle of Passchendaele
The Battle of Mons
Battle of Passchendaele
Battle of the Somme
The Battle of Verdun
Passchendaele
Battle of Verdun
The Battle of the Somme
The Battle of Verdun.
The First Battle of the Marne
Meuse-Argonne Offensive
Battle of Waterloo
The Battle of Passchendaele
Battle of the Somme
The Battle of Messines
The First Battle of Ypres
The Battle of the Marne
Battle of Passchendaele
Passchendaele
Battle of Verdun
The Battle of Mons
The Battle of Verdun
Anglo-Zanzibar War
The Battle of the Somme
Battle of Waterloo
The First Battle of the Aisne
The Battle of Passchendaele.
Battle of the Somme
The Battle of Passchendaele
Passchendaele
The Battle of the Somme.
Battle of Verdun
Meuse-Argonne Offensive
Aisne-Marne
The Battle of Verdun.
Battle of Passchendaele
The Battle of Messines
Anglo-Zanzibar Campaign
The First Battle of Ypres
The First Battle of the Marne
Meuse-Argonne Offensive.
Anglo-Zanzibar War
The Battle of Verdun
German Spring Offensive
Battle of the Somme
The Battle of the Somme
Passchendaele
Battle of Verdun
Battle of Waterloo
The Battle of the Marne
The Battle of Passchendaele.
Battle of Cambrai
The Battle of Waterloo.
Anglo-Zanzibar Campaign
The First Battle of Ypres
Battle of Passchendaele
Anglo-Zanzibar
Meuse-Argonne Offensive
The First Battle of the Aisne
The Third Battle of Ypres
The Battle of Passchendaele
The Battle of the Somme.
German Spring Offensive
The Battle of Verdun.
Battle of the Somme
Meuse-Argonne Offensive.
Aisne-Marne
Anglo-Zanzibar War
Passchendaele Campaign
Passchendaele
The Siege of Sevastopol
Battle of Verdun
Battle of Mons
The Battle of the Somme
The Battle of Verdun
Battle of Waterloo
Battle of Cambrai
Anglo-Zanzibar
Battle of Passchendaele.
Anglo-Zanzibar Campaign
The Siege of Verdun
Battle of Messines
Battle of Passchendaele
The Battle of Verdun, 1918
The Battle of Passchendaele.
German Spring Offensive
Meuse-Argonne Offensive 1918
Anglo-Zanzibar Battle
Battle of the Somme
Passchendaele Campaign
The First Battle of Bullecourt
Passchendaele
Battle of Verdun
The First Battle of the Marne
Anglo-Zanzibar War
The Battle of the Somme.
The Battle of the Somme
Schlieffen Plan
The Battle of Verdun.
The Battle of the Marne River
The Battle of Verdun
The Siege of Sevastopol
Battle of Waterloo
Battle of Messines
Battle of Verdun.
Anglo-Zanzibar
Battle of Cambrai
The Third Battle of Ypres
Anglo-Zanzibar Campaign
German Spring Offensive
Battle of Mons
The First Battle of Ypres
Battle of Passchendaele
Battle of the Somme
Battle of Passchendaele.
Meuse-Argonne Offensive 1918
Iwo Jima
Aisne-Marne
The Battle of the Marne
Passchendaele Campaign
Anglo-Zanzibar Battle
Battle of Verdun
Passchendaele Ridge
The Siege of Verdun
The Battle of Verdun, France
The Battle of Passchendaele.
Meuse-Argonne Offensive.
The First Battle of Bullecourt
The First Battle of the Marne.
The Battle of Passchendaele
Meuse-Argonne Offensive
Waterloo
Gallipoli Campaign
Schlieffen Plan
The Somme Offensive
Battle of Loos
The Battle of the Somme
The Battle of the Frontiers
Passchendaele
Battle of Verdun.
Waterloo Campaign
The Battle of the Somme.
The Battle of Verdun
The First Battle of the Marne
Anglo-Zanzibar Front
Battle of the Somme
Anglo-Zanzibar
The Third Battle of the Marne
Battle of Passchendaele, France
The First Battle of Ypres
Battle of Passchendaele
Passchendaele Campaign
Meuse-Argonne Offensive 1914
Battle of Verdun
Battle of Passchendaele.
Passchendaele Ridge
The Siege of Sevastopol
The Battle of the Marne
Anglo-Zanzibar Battle
Battle of Mons
The Battle of the Marne.
Gallipoli Campaign
Schlieffen Plan
The Battle of Verdun.
Iwo Jima
Waterloo
Isonzo's Last Stand
Battle of Cambrai
Passchendaele Battlefield
The Battle of Passchendaele.
Battle of Waterloo
The Battle of the Marne River
Passchendaele
Meuse-Argonne Offensive 1918