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…showed last 75 words of 968 total…the U-boats, who used speed and concentrated close range attacks to win the sea battles. Several changes were made in the traditional method of fighting these U-boats. Radar was used, new torpedoes that could be launched over the side of boats were utilized, and the battleships began aggressively pursuing U-boats, instead of waiting for attack. The Hambleton was one of the ships that was primarily used in the latter fashion, that is as an attacker.