Biden says US war in Afghanistan will end on August 31

President Joe Biden (Evan Vucci/AP)

President Joe Biden has said the US military mission in Afghanistan will conclude on August 31, adding “speed is safety” as the United States seeks to end a war that has lasted nearly 20 years.

“We did not go to Afghanistan to nation build,” Mr Biden said in a speech to update his administration’s ongoing efforts to wind down the US war in Afghanistan.