Planes coming in and out are extra things the radars have to track.

Mobile internet can be used by agents to coordinate attacks.

US navy vessels including aircraft carriers have been mock-sunken by several NATO submarines.

It even lead to resigning of admirals.

Bundeswehr had 500k soldiers in the 80’s. West Germany alone that is. It was a gigantic army in per capita terms.

It makes sense as they want to emphacise an American company is late in their home market where they can charge more per shot.