Describe one of the four territorial/jurisdictional disputes in the Trans-Caucasian region (Nagorno-Karabakh, Adjaria, Abkhazia, South Ossetia). How has the leadership of the central government (Georgia, Armenia, or Azerbaijan) dealt with this dispute? Has its efforts been successful? Why have the people of the Trans-Caucasian sub-region you have chosen to analyze been successful in asserting themselves?