British Prime Minister Boris Johnson has called an emergency cabinet meeting to discuss the situation unfolding in Afghanistan, Downing street has announced. The top-level Cobra meeting on the afternoon of Aug. 13 comes less than a day after the announcement that 600 UK troops will be sent to Afghanistan to oversee what is effectively an evacuation of British nationals. In recent weeks, Taliban forces have overrun government forces in many cities in Afghanistan, following the withdrawal of allied troops, last night taking control of the nation’s second-largest city, Kandahar. Cobra meetings—derived from the location in Cabinet Office Briefing Room A—are the mechanism for the government to shape its response to major events and emergencies. Defence Secretary Ben Wallace said he feared multinational terror network al Qaida, the group behind atrocities such as the 9/11 attack on the World Trade Centre in New York, would “probably come back” as Afghanistan de-stabilises …