President Donald Trump's former national security adviser H.R. McMaster  said the withdrawal of US troops from places like Afghanistan and Germany are "mistakes" from a long-term national security perspective and called for a sustained commitment to assisting the Afghan government and its security forces./Credit:	NICHOLAS KAMM/AFP/Getty Images

President Donald Trump's former national security adviser H.R. McMaster said the withdrawal of US troops from places like Afghanistan and Germany are "mistakes" from a long-term national security perspective and called for a sustained commitment to assisting the Afghan government and its security forces./Credit: NICHOLAS KAMM/AFP/Getty Images

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Former Trump national security adviser says withdrawal of US troops from Afghanistan and Germany is a mistake

President Donald Trump's former national security adviser H.R. McMaster on Sunday said the withdrawal of US troops from places like Afghanistan and Germany are "mistakes" from a long-term national security perspective and called for a sustained commitment to assisting the Afghan government and its security forces.