Commander: Conquest of the Americas/Defense buildings

Name

 * Level, Year Available
 * Dependency, Cost, Build Time, Upkeep
 * Effect

Fort

 * Level 1, 1500
 * Courthouse L1, Garrison L1, 90000, 24, 432
 * Independent Cannon Placement
 * Level 2, 1550
 * Courthouse L2, Garrison L2, 250000, 38, 960
 * Independent Cannon Placement + Bastion
 * Level 3, 1600
 * Courthouse L3, Garrison L3, 400000, 53, 1920
 * Independent Cannon Placement + 2 Bastions

Garrison

 * Level 1, 1500
 * Smithy L1, 30000, 6, 252
 * Garrison up to 500 Soldiers
 * Level 2, 1530
 * Smithy L2, 42500, 10, 576
 * Garrison up to 1000 Soldiers
 * Level 3, 1560
 * Smithy L3, 67500, 6, 960
 * Garrison up to 2500 Soldiers