Press [F12] to make the console appear,
Hearts of Iron 2: Doomsday: Cheat Codes (PC) Free Download
then enter cheat codes:
acceptall – artificial intelligence fulfills all on / off requirements.
fullcontrol – full control on / off.
showid – on / off showing province numbers
showxy – on / off. showing coordinates
handsoff – on / off. hands off mode
nofog – on / off. fog of war
nolimit – play without a limit on the number of combat units
norevolts – rebels defeated on / off.
nowar – artificial intelligence does not declare war on / off.
difrules – invulnerability on / off.
manpower – more people
oil – more oil
money – more money
rare – more rare materials
metal – more metals
energy – more energy
nuke – atomic bomb
nuke – detonate a specified enemy
freedom – to reform the country on / off.
viewtech – show technical research of the opponent
escorts – more escorts
transports – more transport
supplies – more supplies
dissent – get dissenters
jstart – ??????
jstop – ??????