From the beginning, spying activity was naturally concentrated on our U-boat bases.

The priority was to be varied with the strategic situation and the u-boat bases in France.

Trondheim was an important U-boat base in Norway during the war.

They approached the high walls of the old U-boat base, all crouching in the tall grass, studying what was before them.

Bergen was the first Norwegian port to be established as a U-boat base.

The countryside around the U-boat bases was already occupied by armed Resistance fighters.

The intention was to prevent Germany using the islands as a U-Boat base.

Some of these ports were major U-boat bases as well, and had bomb-proof concrete sub pens built.

Presently, the former U-boat base of Keroman is open to the public, and it can be visited year-round.

The largest U-boat base was in Lorient.

The deceased captain's personal effects had all been left behind at the U-boat base under the mountain up a fjord in occupied Norway.

In late 1944 several British air attacks damaged the U-boat bases in Bergen.

The Germans could have occupied the island, seized the cryolite mine and used the island as a U-boat base.

Hitler, who had a weakness for gigantic structures and fortifications, kept himself continuously informed about the development of the German U-boat bases.

It is a little known fact that Penang served as a German U-boat base in the Far East.

April 23 - Zeebrugge Raid attempts to seal off the German U-boat base there.

A few days later, she discovered a U-boat base at Makry, whilst operating near Kastellorizo.

In Bordeaux alone an engineer employed in a U-boat base employed a group of 30 informers.

Another German U-boat base was located at Constantinople in the Ottoman Empire.

In autumn 1944, when German forces retreated from the extreme north, the U-boat base at Hammerfest was moved south to Kilbotn.

At Lorient there was the Keroman U-Boat Base.

Lorient was the location of a German U-boat base during World War II.

We returned to the U-boat base of La Pallice near La Rochelle.

He was the first commander of the U-boat base, located in the former British seaplane base in Penang.