In the Battle of the LOCATION@1 , the initially successful MISC@1 fleet arm was eventually defeated due to MISC@2 technological innovations like sonar , radar , and the breaking of the Enigma code .

In the Battle of the LOCATION@1 , the initially successful MISC@1 fleet arm was eventually defeated due to MISC@2 technological advances like sonar , radar , and the breaking of the Enigma code .
