It was Polish mathematicians that reverse engineered The German Enigma cypher machine.Oh, it already is.
A couple of times I've had people tell me how insensitive it is when I've told them what it stood for.
Just goes to show you. If a country is recognized, by having an entire class of notation named in its honor, for a major contribution to mathematics and science made by one of its citizens, it's deemed insensitive in this upside-down PC-crazed world.
They escaped to Britain with a sample machine and a good foundation of knowledge about it - without their contribution, the MOD might have just labelled it; "typewriter" and shoved it in the back of a cupboard somewhere.
Decrypting took on an industrial scale at Bletchley Park, some historians think it shortened the war by a couple of years.