However, the Navy kept this classified for many years and only recently revealed its existence.

The Navy can survive partial destruction and keep fighting.

"But I thought the Navy was keeping an underwater watch?"

Instead, the Navy kept a carrier in that area for six months at a time.

You make the laws, I'll help the Navy keep us safe.

But the A-6 is 30 years old and most analysts do not think the Navy will keep buying the latest models of the plane.

It is possible that these were retroactive but the Navy did not keep records of which officers held these numbers.

The Navy had kept an unbroken watch on the stars ever since.

Under current law, the Navy can give away only one of the Iowa-class ships and must keep the other two available for military action.

Except the Navy keeps moving ahead with greater and greater speed.