Any party that wants to coöperate with U.S.A. companies on extraterrastial activities must agree to not tarnish those footsteps, and U.S.A. companies are requi

Any party that wants to coöperate with U.S.A. companies on extraterrastial activities must agree to not tarnish those footsteps, and U.S.A. companies are required by law to require those agreements. — that is how they enforce it.