Private Papers of Admiral Sir Henry Harwood KCB OBE RN
[BASIC ACCESSION RECORD] Extensive collection of papers relating to his distinguished naval service, chiefly during the Second World War in which he was crucially involved in the Battle of the River Plate.
Military conflict took place during every year of the 20th Century. There were only short periods of time that the world was free of war. The total number of deaths caused by war during the 20th Century has been estimated at 187 million and is probably higher.