Insert Unit/City

After active the cheat mode, press ctrl+shift+left click on a tile. A menu will pop up and allow you to insert unit or city for players/opponent.

ctrl+shift+left click

Insert Unit/City

More hot keys

First enable Debug Mode then have either a unit or a city selected and push the following keys:

(City) Shift +"+"	Add 1 to city population
(City) Ctrl + "+"	Add 10 to city culture
(City) "+"	Immediately complete whatever the city is producing
(Unit) Ctrl + "+"	Unit level up
Ctrl + W	World editor
Shift + [	Decrease highlighted unit's strength by 0.2
Shift + ]	Increase highlighted unit's strength by 0.2
Ctrl + 4	Increase gold by 1000
Ctrl + D	Display debug menu
Ctrl + Shift + Left Mouse Button	Insert unit/city
Shift + Plus	Increase highlighted city's population by 1
Ctrl + Plus	Increase highlighted city's culture by 10
Plus	Instant production completion for highlighted city
Ctrl + Plus	Level up highlighted unit
Shift + T	Pops up a dialogue to change a certain nations gold and change the era
Highlight a city. [Ctrl] + [Alt] + Left Mouse Button	City editor

Debug Codes

Open the "civ4config" file found in your Sid Meire's Civilization IV install directory (Default is "C:\Documents and Settings\Owner\Application Data\Firaxis Games\Sid Meier's Civilization 4") find "cheatmode = 0", change it to "cheatmode = chipotle". During any game, open the console by pressing the tilda key "~", and type in one of the following then pressing enter.

help	Displays all console codes
Sound.noMusic	Stops music
Sound.reload	Reloads audio scripts
Sound.stopSoundScape	Stops soundscapes from playing
Graphics.ReBuildTerrain	Rebuilds terrain and lighting
Graphics.SetHillScale <number>	Sets hills' scale
Graphics.SetPeakScale <number>	Sets peaks' scale
Game.showWBPalette bool bCreate	Debugging
Player.setGold <player #>, <amount>	Sets players gold (0 is active player)
App.crash	Crashes game
Game.AIPlay <turn #>	Forces AI to plat a certain number of turns
Game.toggleTextureAccessInfo	Toggle output of texture loads/accesses to debug output
Xml.reloadArtDefines	Reload Civ4ArtDefines.xml
Xml.reloadLandscapeInfo	Reload Civ4TerrainSettings.xml
Xml.reloadGameText	Reload Game Text xml files
Console.CreateDocumentation <filename>	Writes HTML documentation for the current console commands
Console.Clear	Clear the console
Console.History	Dump console command history
Profile.morphGlobe <integer>	Morph the globeview count times.
Profile.rebuildCity <x coordinate>, <y coordinate>, <integer>	Rebuild city indicated number of times
Profile.rebuildPlot <x coordinate>, <y coordinate>, <integer>	Rebuild plot indicated number of times

Civilization 4 - Sid Meier's Civilization Game