Beluga caviar Service to ban in 2005 the importation of beluga caviar which originated in the Caspian Sea and Black Sea basin. In 2006, the Convention on International Trade in Endangered Species (CITES) suspended all trade made with the traditional caviar-producing regions of the Caspian and Black Seas (Beluga, Ossetra and Sevruga), (Azerbaijan, Bulgaria, China, Iran, Kazakhstan, Romania, Russia, Serbia and Montenegro, Turkmenistan, and Ukraine) due to the producing countries' failure to apply international regulations and recommendations. Caviar from Iran is exempted from the ban. Iran is considered by CITES to practice effective conservation and policing of its fisheries. In January 2007,
The Three Types of Legitimate Rule and they directly contribute to the state system stability and authority. All rulers have an explanation for their superiority, an explanation that is commonly accepted but during a crisis can be questioned. Weber sees only three categories of legitimation strategies (which he calls "pure types") used to justify the right of rulers to rule: The types of authority change over time, when the ruled are no longer satisfied with the system. For example, after the death of a charismatic leader his followers, if they lack the charisma of their predecessor, will try to institute a system based on tradition or