Charles Messenger is a widely recognised military historian, who served for 19 years as a Regular officer and for 13 years as a Territorial in the Royal Tank Regiment. His service took him to Libya, Germany, the USA and Northern Ireland. He is the author of more than 40 books on military history and defence matters, and they range from campaign studies through to biographies and regimental histories. He has also carried numerous historical studies for the Ministry of Defence and has written and helped to direct a number of TV documentaries. He lectures widely, peer reviews for publishers and is also an occasional battlefield guide.