What senator proposed policies to improve the national economy known as the american system?

What senator proposed policies to improve the national economy known as the American system? Henry Clay.
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 Systemthe 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)
Henry Clay: National Development Must Take Precedence Over Debt Payments