The Smoot-Hawley Tariff had the direct effect of "making the Great Depression much worse" and elongated, since it greatly limited international trade, which was one of the things that was actually needed.
The sixth president of the US was, John Quincy Adams
It is b and d. I think. I learned about this....
The rest of the answers have been done before the emperor.
If there is a higher tariff on British goods, then people would not want to buy their goods because the tax if too high. If they can get something else for a lower cost, such as good from American business then they would go and buy from those business. This protects them because again people like to get the most for their buck and this lessens competition from British business.