Which war had the most countries involved?
World War I
World War I
World War I
World War I
World War I
World War II
World War I
World War II
World War I
Second World War
War of 1812
World War II
World War I
The First World War
War of 1812
The American Civil War
World War II
World War I
Second World War
First World War
The First World War
War of 1812
World War I
World War 1
The American Civil War
World War II
World War I.
War of the Pacific
War of 1812
The First World War
World War I
The Great War
Second World War
World War 1
The American Civil War
First World War
World War II
War of Independence
World War I.
War of the Pacific
War of 1812
The First World War
World War I
World War I and II
World War 1
War of Independence
The American Civil War
Second World War
The Second World War
War of the Pacific
War of 1812
World War II
World War I.
First World War
World War I
World War I and II
War of Independence
Civil War
War of the Pacific
World War 1
War of 1812
The First World War
Second World War
World War II
World War I
The American Civil War
World War I.
The Second World War
War of Independence
The American Revolutionary War
World War I and II
Civil War
War of the Pacific
War of 1812
World War II
World War I
World War 1
Second World War
War of Independence
World War I.
The First World War
The American Civil War
War of the Pacific
War of 1812
The American Revolutionary War
World War II
World War I
World War I and II
Civil War
World War 1
War of Independence
World War I.
Second World War
War of the Pacific
War of 1812
The First World War
The American Civil War
World War I
The Great War
World War II
World War I and II
War of Independence
Civil War
The American Revolutionary War
The Second World War
World War 1
War of Liberation
War of the Pacific
War of 1812
World War I
World War I.
Second World War
World War II
War of Independence
The American Civil War
World War I and II
Civil War
The First World War
World War I
War of the Pacific
World War 1
War of 1812
The American Revolutionary War
World War II
War of Independence
The Great War
World War I.
Second World War
War of Liberation
The American Civil War
World War I
World War 1
World War I and II
The Crimean War
Civil War
War of the Pacific
War of 1812
The First World War
World War II
War of Independence
World War I.
The American Revolutionary War
The Second World War
Second World War
War of Liberation
World War I
World War 1
War of the Pacific
War of 1812
World War II
World War I and II
War of Independence
Civil War
The American Civil War
World War I.
The Crimean War
The American Revolutionary War
Second World War
The First World War
War of the Pacific
War of 1812
World War II
War of Independence
World War I and II
War in Afghanistan
War of Liberation
Second World War
The American Civil War
World War I.
WWI
The Crimean War
War of the Pacific
War of 1812
World War II
The First World War
War of Independence
World War I and II
War of Liberation
World War 1
WWI
Second World War
World War I.
American Civil War
The Crimean War
World War II
War of the Pacific
War of 1812
War of Independence
The American Civil War
Civil War
WWI
World War I and II
World War I.
Crimean War
War of Liberation
American Civil War
World War II
World War 1
War of Independence
The Crimean War
War of the Pacific