John Grehan: 33 books

The most notorious, and most contentious, cavalry charge in history still remains an enigma. Though numerous books have been written about the charge, all claiming to ‘reveal the truth’ or to understand ‘the reason why’; exactly what happened at Balaklava on 25 October 1854 continues to be...

In 1809 French armies controlled almost every province of Spain and only Wellington's small force in Portugal stood between Napoleon and the conquest of Iberia. The French invaded Portugal in the summer of 1810 but found their way blocked by the most extensive field fortifications the world...

The Battle of Hastings is the most defining event in English history. As such, its every detail has been analysed by scholars and interpreted by historians. Yet one of the most fundamental aspect of the battle the place upon which it was fought has never been seriously questioned, until now. Could...

The Special Operations Executive developed a vast network of agents across Occupied Europe which played a vital role in developing and sustaining Resistance movements that persistently sought to subvert German control of their territories. The culmination of their efforts was seen when the Allied...

Biogeography is a diverse subject, traditionally focusing on the distribution of plants and animals at different taxonomic levels, past and present. Modern biogeography also puts emphasis on the ecological character of the world vegetation types, and on the evolving relationship between humans and...