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.
The Capital Requirements Directive IV (CRD IV) is an EU legislative package that contains prudential rules for banks, building societies and investment firms. Most of the rules in the legislation have applied since 1 January 2014.