Pakistan on Sunday called on the Taliban government in Kabul to take “stern actions” against militants launching attacks against the country from inside Afghanistan, a day after alleged rocket attacks by the Pakistani military killed six Afghans. Border tensions between Pakistan and Afghanistan have risen since the Taliban seized power last year, with Islamabad claiming militant groups are carrying out regular attacks from Afghan soil. The Taliban deny harbouring Pakistani militants, but are also infuriated by a fence Islamabad is erecting along their 2,700-kilometre (1,600-mile) border. Fresh…