Cheat mode
At the United States map in Campaign mode, press Start to enter the options menu. Select the "Cheats" option, then enter one of the following codes to unlock the corresponding cheat function:

Infinite money
At the cheat menu, press X(2), A(2), Y.

Raise Political Reputation 1 point
At the cheat menu, press X, B(2), X, B to raise your faction's Political Reputation in Campaign mode.

Skip Campaign mode week
At the cheat menu, press X, Y, X, B, A to skip to the next Campaign mode week. Additionally, your faction will be the only one that can attack a territory until your turn ends.

Win battle
At the cheat menu, press A, B(2), A, Y to automatically win the current battle.

Win Civil War
At the cheat menu, press X, B, A, B, Y. The continental United States will be unified by your faction and can win the Civil War.

Arcadia Plains controlled
At the cheat menu, press B, X(3), A.

Arizona Territory controlled
At the cheat menu, press B, X(2), A, X.

Carolinas controlled
At the cheat menu, press B, X, Y, X, A.

Central Cascades controlled
At the cheat menu, press B, X(3), Y.

Central Heartland controlled
At the cheat menu, press B, X(2), B, Y.

Cumberlands controlled
At the cheat menu, press B, X, Y, X, Y.

Dakotas controlled
At the cheat menu, press B, X(2), B, X.

Eastern Shenandoah controlled
At the cheat menu, press B, X, Y(2), B.

Florida controlled
At the cheat menu, press B, X, Y, X, B.

Great Basin controlled
At the cheat menu, press B, X(2), Y, A.

Great Lakes controlled
At the cheat menu, press B, X(2), B, A.

Great Plains controlled
At the cheat menu, press B, X(2), B(2).

Mississippi Delta controlled
At the cheat menu, press B, X, Y, X(2).

New Mexico controlled
At the cheat menu, press B, X(2), Y, B.

New York controlled
At the cheat menu, press B, X, Y(3).

Northern California controlled
At the cheat menu, press B, X(2), Y, X.

Northern Cascades controlled
At the cheat menu, press B, X(3), B.

Northern New England controlled
At the cheat menu, press B, X, Y(2), A.

Northern Texas controlled
At the cheat menu, press B, X(2), A(2).

Ohio Valley controlled
At the cheat menu, press B, X, Y(2), X.

Oklahoma Grasslands controlled
At the cheat menu, press B, X(2), A, Y.

Southeastern Arcadia controlled
At the cheat menu, press B, X(4).

Southeastern Cascades controlled
At the cheat menu, press B, X(3), X.

Southern California controlled
At the cheat menu, press B, X(2), Y(2).

Southern Texas controlled
At the cheat menu, press B, X(2), A, B.