homas Jefferson placed an embargo on British made goods, spurring New England merchants to invest in industrial enterprises. Why did the United States government support the expansion of domestic manufacturing? Seven states sent delegates to the yearly retail convention, where they signed a letter to Jefferson. The railroad companies wanted to expand west, carrying only domestic products. The U.S. government did not want to depend on expensive, foreign products. The Native Americans were controlled by France.

homas Jefferson placed an embargo on British made goods, spurring New England merchants to invest in industrial enterprises. Why did the United States government support the expansion of domestic manufacturing? Seven states sent delegates to the yearly retail convention, where they signed a letter to Jefferson. The railroad companies wanted to expand west, carrying only domestic products. The U.S. government did not want to depend on expensive, foreign products. The Native Americans were controlled by France.