This article declares that when the need arises, member nations will engage in collective defense to help ally nations. It has only been implemented once and that was during 9/11.
That depends. "Article 5" of what?
Article 5
article 5
Article V. In other words, Article 5.
article 5
Article V or 5
article 48 section 5
Article 5 of the US Constitution establishes the procedure by which the Constitution may be amended.
what is the most precise explanation about article 3 section 5
5 paragraphs
Article 5: Amending the Constitution Two Thirds of both houses
http://www.associatedcontent.com/article/663171/incontinence_series_how_to_change_your.html?cat=5 this is a good article