Chapter
Modern Infrastructure
The systems and agencies that built modern infrastructure.
5 entries · Chronological order
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1
The Railroad
1825 CESteam-powered rail transport that revolutionized commerce, travel, and the very conception of time and space
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2
Interstate Highway System
1956 CEAmerica's 48,000-mile network of controlled-access highways connecting every major city
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3
Tennessee Valley Authority
1933 CENew Deal public corporation that transformed the Tennessee Valley through hydroelectric power and regional development
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4
The Postal System
550 BCEInstitutional FormState-organized networks for reliable message delivery across distances, enabling governance and commerce
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5
Royal Mail
1516 CEBritain's national postal service, pioneering uniform penny postage and modern mail delivery
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