The two-year plan is contingent on the Afghan government signing a bilateral security agreement with the U.S. While current Afghan President Hamid Karzai has declined to sign the agreement, U.S. officials are confident that either of the candidates seeking to replace him would give his approval.
Video: Obama shuffles cabinet
The plan calls for the U.S. military to draw down from its current force of 32,000 to 9,800 by the start of next year. Those remaining troops would be throughout Afghanistan.
Over the course of next year, the number of troops would be cut in half and consolidated in the capital of Kabul and at Bagram Air Field, the main U.S. base in Afghanistan. Those remaining forces would largely be withdrawn by the end of 2016, with fewer than 1,000 remaining behind to staff a security office in Kabul.
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Obama is just back from a surprise weekend trip to Afghanistan where he met with U.S. commanders and American forces serving in the closing months of the nation's longest war.