One example comes from the 2011 military operation over Libya, in which non-NATO Sweden took an important role.

WSJ: For Europe's Defense Establishment, a Moment of Truth on Defense

He may have taken notice of the hostility towards the Libya operation shown by the candidates in the New Hampshire debate.

BBC: Boehner warning to Obama over Libya mission

They have the legal authority to cut off funding for the Libya operation, and the defense bill is coming up in a couple weeks.

WHITEHOUSE: Press Briefing