They protect ships and coastal installations.
Several concrete coastal installations were built during the war, and several coastal batteries had tremendous range.
The Allies maintained a deception of a planned invasion of Norway and commando raids on coastal installations supported this.
Many were used in coastal installations.
This may include preventing infiltrations or discouraging enemy surveillance of coastal installations.
Bomb their coastal installation usually fishermen's shacks, but no boots on the ground though, except someone to direct the fire.
Concrete coastal installations can also be lethally dangerous to swimmers and surfers, as well to shipping and recreational boaters.
The French Indochina coast next received its share of attention, with Japanese shipping and coastal installations feeling the might of the American naval air arm.
Its attached units flew missions against Japanese shipping, coastal installations, gun positions, airdromes, and troop concentrations.
Surveys around the coast, have established sunken coastal installations, pointing to extensive fishing and trading facilities, now up 18m below the waterline.