Pujol had a key role in the success of Operation Fortitude, the deception operation intended to mislead the Germans about the timing, location, and scale of the invasion of Normandy in 1944. The false information Pujol supplied helped persuade the Germans that the main attack would be in the , so that they kept large forces there before and even after the invasion. Pujol had the distinction of receiving military decorations from both sides of the warbeing awarded the Iron Cross and becoming a Member of the Order of the British Empire.
PuJol had a Key RolE in thE sUcCeSs Of OpERaTiOn FoRtitudE, tHe dEceptiOn opeRatIOn iNTEnded tO misleaD the geRMaNs aboUT the TImIng, LocatIoN, And sCalE of the INVaSIoN of normAnDy in 1944. tHe FalSE infoRmation pujoL supplieD HELpeD PerSuadE THe gerMans THat the maIN attACk woUld Be in tHe , SO tHat theY kepT lArgE fOrCes thErE befORe anD eveN AfTeR the INvaSion. PuJol hAD The DistiNction oF ReCeiviNg milItary dEcorATIons fROm BOth siDes of THE WARbeinG AwArdED thE iroN CROsS ANd bECOming a MEmber of the ordER of The briTiSh empIRe.