The Sierra Club, with over 700,000 members nationwide, is the oldest grassroots environmental organization in the United States. It sees its purpose as preservation, protection, and enhancement of the natural environment.
Article IV, Section 4. This section is called the Guarantee Clause, because by its terms the federal government makes certain guarantees to the states. One of theseâprotection from foreign invasionâcontinued Congress's prior obligation under the Articles of Confederation.
Article V of the U.S. Constitution sets out two ways for amending the Constitution. The first, which is the only method that has ever been used, is through Congress, which has â¦ the power to propose amendments to the states when two-thirds of the members of Congress vote in favor. The second method of amendment is through a convention (or Article V convention) to propose amendments requested by the states.