The capital city of the Republic of Ireland is Dublin. Situated on the eastern coast of the island, Dublin is the largest city in Ireland and serves as its cultural, political, and economic center. The city is known for its rich history, vibrant culture, and literary heritage, being home to famous writers like James Joyce and Samuel Beckett. Dublin also hosts numerous museums, galleries, and historical landmarks, such as Trinity College and Dublin Castle. With its lively atmosphere, hospitality, and cosmopolitan vibe, Dublin attracts millions of tourists each year.