They’re clearly intending to cut off the peninsula where Cherbourg is located.
The whole Cotentin Peninsula has been captured just three weeks after the invasion! What a feat! In the three weeks since D-Day there hasn’t been a day without rain and storms, neither here nor in France, but this bad luck hasn’t kept the British and the Americans from displaying their might.
There are no more uses of "peninsula" in the book.
Show samples from other sources
A heavily fortified demilitarized zone divides the Korean peninsula.
The Moors crossed the Mediterranean into the Iberian peninsula.