The five million Tajik live in Tajikistan, a former Russian republic about the size of Wisconsin. Tajikistan gained independence in 1992, and ethnic and political tensions continue. The Tajik language is a form of Farsi or Persian; only 36% of the Tajik people speak Russian. Tajikistan is 93% mountainous, and is made up of a number of distinct and relatively isolated regions separated by high mountain ranges...