Fought between 1642 and 1651, these wars were primarily disputes between Crown and Parliament about how the British Isles should be governed. But they also had religious and social dimensions, and witnessed the creation of the first national standing army.
The Battle of Balaklava in 1854 witnessed one of the most famous acts of battlefield bravery and one of the most infamous blunders in military history.
The Second World War (1939-45) was the bloodiest conflict in human history. It split the world's nations into two opposing military alliances - the Allies and the Axis Powers.