Did Sweden start the revolt and war with Britain during the Louisiana Purchase ?
The U.S. paid 50 million francs ( $ 11,250,000 ) plus cancellation of debts worth 18 million francs ( $ 3,750,000 ) , for a total sum of 15 million dollars ( around 4 cents per acre ) for the Louisiana territory ( $ million in dollars , less than 42 cents per acre ) .