<span>What senator proposed policies to improve the national economy known as the American system? answer: Henry Clay.</span> Senator proposed policies to improve the national economy known as the American System. saying this is all true about the American system stated by the senator himself.
American System<span>the policy of promoting industry in the U.S. by the adoption of a high protective tariff and of developing internal improvements by the federal government (as advocated by Henry Clay from 1816 to 1828) </span>Henry Clay: National Development Must Take Precedence Over Debt Payments
