Construction Soldier

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• -10% Development cost
• -10% Fort maintenance

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Cost Report

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• -10% Fort maintenance
• -20% Land maintenance modifier

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Fortress Museum

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• 20% National tax modifier
• -10% Fort maintenance

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General Staff Organisation0

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• -10% Land maintenance modifier
• -0.1 naval_maintenance_modifier
• -10% Fort maintenance

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Improvement of Fortress Infrastructure-Act

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• -10% Fort maintenance
• -10% Development cost

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The Garrison System

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• -20% Fort maintenance
• 30% Garrison Size

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Fortress Necessity

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• -25% Fort maintenance
• +5 Liberty desire in subjects

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Local Fortress Advisor

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• -25% Fort maintenance
• 15% Garrison Size

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Noble Fortress Administrators

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• -25% Fort maintenance

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Advanced Fortress Idea

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• -25% Fort maintenance

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