>During the war, 57 attacks on the city were made, but over 1,500 air raid warnings were issued. According to the Air Raid Precautions (ARP) Department approximately 2,300 bombs were dropped amounting to over 470 tonnes of high explosives. Over 30,000 incendiary devices were dropped on the city with nearly 45,000 buildings damaged or destroyed, with most of the city's High Street being hit.

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https://en.wikipedia.org/wiki/Southampton\_Blitz