Britain and the US were standing victorious after defeating Germany and the Central Powers in World War 1.
But the UK was counting the cost - having lost nearly one million men in the mud-churned fields of Europe.
And as well as the spent lives, King George V's government owed what today amounts to BILLIONS to America.
Reeling from the atrocities and the bloodshed, the world remained sat on a knife edge.
And so in the late 1920s, American commanders feared a new war - with their enemy being the British Empire.
These are just some of the declassified pages from the once top-secret 129 pages of War Plan Red.
READ THE FULL COLUMN HERE
But the UK was counting the cost - having lost nearly one million men in the mud-churned fields of Europe.
And as well as the spent lives, King George V's government owed what today amounts to BILLIONS to America.
Reeling from the atrocities and the bloodshed, the world remained sat on a knife edge.
And so in the late 1920s, American commanders feared a new war - with their enemy being the British Empire.
These are just some of the declassified pages from the once top-secret 129 pages of War Plan Red.
READ THE FULL COLUMN HERE