Armenia (/ɑːrˈmiːniə/ (About this soundlisten); Armenian: Հայաստան, romanized: Hayastan, IPA: [hɑjɑsˈtɑn]), officially the Republic of Armenia (Armenian: Հայաստանի Հանրապետություն, romanized: Hayastani Hanrapetut’yun, IPA: [hɑjɑstɑˈni hɑnɾɑpɛtutʰˈjun]), is a landlocked country in the South Caucasus region of Eurasia. Located in Western Asia, on the Armenian Highlands, it is bordered by Turkey to the west, Georgia to the north, the de facto independent Republic of Artsakh and Azerbaijan to the east, and Iran and Azerbaijan’s exclave of Nakhchivan to the south.
Yerevan (UK: /ˌjɛrəˈvæn/ YERR-ə-VAN, US: /-ˈvɑːn/ -VAHN; Armenian: Երևան[a] [jɛɾɛˈvɑn] (About this soundlisten), sometimes spelled Erevan) is the capital and largest city of Armenia and one of the world’s oldest continuously inhabited cities. Situated along the Hrazdan River, Yerevan is the administrative, cultural, and industrial center of the country. It has been the capital since 1918, the fourteenth in the history of Armenia and the seventh located in or around the Ararat plain. The city also serves as the seat of the Araratian Pontifical Diocese; the largest diocese of the Armenian Apostolic Church and one of the oldest dioceses in the world.