Which capital of Ireland stands at the mouth of the River Liffey? The answer is Dublin.
Dublin is Ireland’s capital, situated on Dublin Bay at the mouth of the River Liffey. The river runs through the city from west to east, dividing the historic urban core before emptying into the Irish Sea. Its estuary helped make Dublin a natural port and an important center for trade, administration, and settlement.
The area was settled by Gaelic communities by or before the seventh century and later became associated with Viking Dublin. The city grew into Ireland’s principal settlement by the 12th century after the Anglo-Norman invasion. Following the creation of the Irish Free State in 1922, Dublin served as the new state’s capital; the state was renamed Ireland in 1937.
A common confusion is between Dublin city and the wider County Dublin or Greater Dublin area. The city council area is much smaller than the metropolitan region, which includes extensive suburbs. Another mix-up is assuming the River Liffey flows into the city center without reaching the sea: it continues through the port and estuary into Dublin Bay.
Dublin’s name comes from the Irish Duibhlinn, meaning “black pool.”