Operation MU
'MU' was a British naval minelaying operation to strengthen the Dover Barrage at the north-eastern end of the English Channel (September 1940).
Basic overview
Start date: 1 January 1940
End date: 2 January 1940
Scope: Minor
Nature: Sea, Minelaying
Status: Implemented
End date: 2 January 1940
Scope: Minor
Nature: Sea, Minelaying
Status: Implemented