HMS Unity (N66)
HMS Unity was a U-class submarine, of the first group of that class constructed for the Royal Navy. The submarine entered service in 1938 and performed war patrols during the Second World War. On 29 April 1940, Unity was accidentally rammed and sunk in Blyth, Northumberland's harbour.
Construction and career
Unity was built by Vickers Armstrong, Barrow-in-Furness. She was laid down on 19 February 1937 and was commissioned on 5 October 1938.At the onset of the Second World War, Unity was a member of the 6th Submarine Flotilla. From 26–29 August 1939, the flotilla deployed to its war bases at Dundee and Blyth. She served in home waters in the North Sea, making a failed attack on the.
She rescued the survivors of Dutch fishing vessel Protinus on 25 March 1940.
On the 11th of April 1940, at AN3446, Unity was spotted by U-5, a German Type IIa coastal submarine commanded by Kapitänleutnant Lehmann. U-5 fired a G7a steam powered torpedo at the Unity, which subsequently saw the bubble trail and proceeded to crash dive in heavy seas. U-5 followed suit in an attempt at an underwater shot with a G7e electric torpedo. However contact was lost and Unity managed to escape unharmed.