Irish--came to escape the potato famine and to find jobs and new life in America.
Germans--came to escape religious persecution and nationalism movement in Germany. Many came with means and resources and became farmers in the Midwest.
Because they had to get a certain amount of states to verify the law in order to take action.
<span>To deplete resources that might help prevent Germany from coming to power again</span>
McChulloch v. Maryland (1819), the Supreme Court ruled that Congress had the implied power to create the Second Bank of the United States, and Maryland could not tax it.