<p>Dublin was the cockpit of the Irish Revolution. It was in the capital that Dáil Éireann convened and built an alternative government to challenge the authority of Dublin Castle; it was where the munitions strike that crippled the British war effort in 1920 began and it was where rival intelligence organisations played out their deadly game of cat and mouse.<br>But it was also a city where ambushes became a daily occurrence and ordinary civilia...