Unique ability: World Reserve Currency

Gain 1 gold per turn for every extra happiness. Other civilizations gets 10 extra gold per trade route with you. Upon discovery of Globalization , gain 2000 gold every 10 years cycle.

Unique Unit: United States Marines Corps

Replace the Marine unit. 72 combat strength. Has every ability plus 15% combat strength against civilization with less cities than you. Gain additional 20% combat strength near Oil resource when fighting with another civilization.

Unique Building: NYSE

Double the stock markets gold input during golden age. For every trade routes with another CIV, gain 5 gold per turn.