Lindsey Graham and Sen. (Joseph) Lieberman, worked on the strategic partnership agreement, and it's important that we send the message to friends and enemies alike that the United States has a long-term commitment to Afghanistan.

CNN: What did Obama's Afghanistan speech really mean?

Friends and enemies alike admitted he was a master of negotiation.

ECONOMIST: Hafez Assad

Instead he has laboured in the shadows in the White House, hugely influential, as a president who picked up a Nobel Peace Prize on pretty much his first day in office has expanded the programme of drone-killing with an aggression that has surprised friends and enemies alike.

BBC: Drones at the forefront of the Brennan hearing