How did the Irish independence movement lead directly to the invention of the modern submarine? Who was the Irish 'Queen' of Paraguay whose delusions of grandeur caused the destruction of her adopted country? Who escaped execution for participating in the Easter Rising of 1916, only to go on and be elected to the UK Parliament in London? Whose belief in reform through non-violent means became the inspiration for Mahatma Ghandi, Nelson Mandela and Martin Luther King? The answers to these questions and more can be found in "Great Irish Heroe"s, covering over 1,000 years of Irish history and encompassing outstanding leaders in a broad range of pursuits, including literature, mathematics, sport, religion, entertainment and politics.