More on fortification from Fact Monster:

• fortification: Ancient and Medieval Fortifications - Ancient and Medieval Fortifications As long as weapons remained relatively primitive, permanent ...
• fortification: Rise of Field Fortifications - Rise of Field Fortifications At the beginning of World War II, the Maginot Line was quickly ...
• fortification: Bibliography - Bibliography See Q. Hughes, Military Architecture (1974); M. Brice, Stronghold (1985); C. Duffy, ...
• fortification: Effect of Artillery - Effect of Artillery The development of artillery in the 15th cent. greatly diminished the value of ...
• fortification: Development of Fortress Chains - Development of Fortress Chains On the American frontier semipermanent forts and stockades were ...

See more Encyclopedia articles on: Military Affairs (nonnaval)