The militants released a Chinese engineer held hostage for nearly six months ahead of the cease-fire announcement.
Insurgents attacked three government offices in a heavily fortified area Wednesday, a day before US envoy Holbrooke's visit.
The new administration’s stance in a rendition case raises questions about how much it will break from past policy.
With Guantánamo set to close, more attention is falling on the US military facility in Afghanistan and those in custody there.
The move is seen as part of an effort to modernize the emirate and demonstrate traditional Islam's tolerance.
But Pentagon officials say Kyrgyzstan's move to close a supply route won't impede operations in Afghanistan.