Dublin has many histories: for a thousand years a modest urban settlement on the quiet waters of the Irish Sea, for the last four hundred it has experienced great - and often astonishing - change. Once a fulcrum of English power in Ireland, it was also the location for the 1916 insurrection that began the rapid imperial retreat. That moment provided Joyce with the setting for the greatest modernist novel of the age, Ulysses, capping a cultural heritage which became an economic resource for the brash 'Tiger Town' of the 1990s. David Dickson's magisterial survey of the city's history brings...