Alexander Hamilton was one of the Founding Fathers of the United States and a key architect of the United States’ government and financial system. He proposed an ambitious plan during his time as the nation’s first Secretary of the Treasury that is still used to this day. Hamilton's five-point plan was designed to strengthen and empower the United States and it still serves an important role in the country's economic and financial development.

1. Establish A Fiscal Responsibility: Hamilton proposed the establishment of a national debt and the adoption of measures for funding it. He recognized that debt could either weaken or strengthen the country's economy, depending upon how it is used. For the United States, the debt would help to fund government projects and programs to help make the economy stronger. This has been beneficial to the nation’s financial stability over the years.

2. Establish A Central Bank: Hamilton also proposed the establishment of a central bank which would help the government control the money supply and the stability of the nation’s currency. The bank was established in 1791 and was the first in the U.S. This has been beneficial in helping to prevent financial crises by allowing the government to limit inflation, regulate interest rates, and provide loans during tough times.

3. Establish Financial Institutions: Hamilton proposed the establishment of financial institutions such as the First Bank of the United States and the Second Bank of the United States. These institutions were beneficial in providing needed capital to businesses and farmers in the early years of the nation. They also were essential in helping to create a stable financial system in the U.S.

4. Establish Tariffs: Hamilton wanted the government to raise the tariff rate on imported goods. This was beneficial in helping to finance government programs and create a financial windfall for the country. This served as an incentive for domestic industry, which allowed for a rise in industry and ultimately led to more jobs and economic growth.

5. Establish A Manufacturing Industry: Hamilton wanted the United States to have a competitive place in the world with other manufacturing countries. He saw the need for manufacturing in order to make the economy stable and to have products to sell to foreign countries. This led to the establishment of many manufacturing industries in the United States, such as textiles, firearms, and other industries. This has been beneficial to the United States’ economy, creating jobs and providing products and services to foreign countries.

Overall, Alexander Hamilton's five-point plan was a groundbreaking set of ideas that helped define the United States’ economic and financial system. This legacy still plays a role today, and many of the ideas laid out by Hamilton hundreds of years ago are still impacting the United States’ economy, politics, and financial system.