The result of the Gibbons vs. Ogden case was that interstate trade will be regulated by the federal government.
This Supreme Court case also reiterates the Supremacy clause. Th Supremacy clause states that federal laws trump state laws. Even though the state of New York gave a monopoly to one company, this monopoly clearly violated federal laws. Since it violated federal laws, it was deemed illegal. Ultimately, this shows that the federal government has the power to regulate interstate commerce.
King Ferdinand and Queen Isabella
Yes it helped them economically. England could get raw materials from the colonies as well as things like rum that could be produced in the colonies.
Upon achieving power, Hitler smashed the nation's democratic institutions and transformed Germany into a war state intent on conquering Europe for the benefit of the so-called Aryan race. His invasion of Poland on September 1, 1939, triggered the European phase of World War II.