Founded as a Viking settlement, Dublin is the capital and largest city in Ireland. The city is located at the mouth of the River Liffey and at the center of the Dublin Region. The city has a population of a million people which is about a third of the total population of the country. It is a major European cultural centre and was the birthplace of many prominent literary figures, including James Joyce, George Bernard Shaw, and William Butler Yeats, to name a few.