A detailed and authentic history of the Royal Marines Commandos as analysed by an ex-member of 45 Commando, RM. The story of one of the world's elite fighting forces is told through the words of the commandos themselves from the bloody beach landings of Dieppe in 1942 to the yomp into Port Stanley forty years later 'By Sea And Land' also describes in detail less well known conflicts that were equally important to the history of the twentieth century - including the civil war in Aden, the Suez crisis, the division of Cyprus and the fight against terrorism in Northern Ireland.