British military history

British military history is a long and varied topic, extending from the prehistoric and ancient historic period, through the Roman invasions of Julius Cæsar and Claudius and subsequent Roman occupation; warfare in the Mediaeval period, including the invasions of the Saxons and the Vikings in the Early Middle Ages, the Norman Conquest, and wars against France; through the Early Modern period, wars against Spain and France, and the English Civil War, and the beginnings of the colonial British Empire in India, the USA and Canada; and into the Modern period with the wars of Marlborough and against Napoleon, the Crimean War and into the 20th century with the Boer War, World War I and World War II, the Cold War the Korean War; and, most recently, Northern Ireland, the Falklands War and military operations in the Balkans and the Middle East.

List of fortifications in Britain

Roman & ancient

• Hadrian's Wall AD 122
• Antonine Wall AD 142

Mediæval

• Castles in the UK
• Castles in England
• Castles in Northern Ireland
• Castles in Scotland
• Castles in Wales

1600s

• The Royal Citadel

Georgian & Victorian

• Fort Bovisand
• Crownhill Fort
• Martello towers
• Picklecombe Fort

World War II Stop Lines

• Avon Stop Line
• Colchester Stop Line
• GHQ Line
• Outer London Defence Ring
• Ringwood West Line
• Salisbury West Stop Line
• Taunton Stop Line