A Tunisian policeman and three militants were killed on Monday in a security operation near the Algerian border, two weeks ahead of presidential elections on Sept.15,
The comments came after President Vladimir Putin on Wednesday warned of battle-hardened extremists from Iraq and Syria with ties to Daesh entering Afghanistan.
Heavy gunfire and rocket-propelled grenades hit a military convoy in Gazagana village, 30 kilometres (18 miles) from Yobe state capital Damaturu on Saturday.
During an intense exchange of gunfire two soldiers were killed, the military said, adding that a search of the area was being carried out to find the militants. It gave no indication of the identity of the attackers.
The military said the first incident in southwestern Pakistan occurred when a group of militants attacked a security post in the city of Quetta, killing four soldiers and wounding six others.
Tajikistan is a sparsely-populated, poor, mountainous ex-Soviet country where fears have risen that the return to power of the Taliban in its war-scarred southern neighbour could destabilise the country.
Six Pakistani soldiers were killed in an exchange of fire with militants on Tuesday near the Afghan border, the army said. The army statement said the incident took place in North Waziristan, which also killed four militants.
The Al Qaeda-linked Al Shabab often targets Mogadishu, and the United Nations and other international observers have warned that the group would take advantage of Somalia’s current election crisis to launch more attacks.
A French diplomat said the French government took note of Mali's decision to expel the ambassador, and reiterated France’s commitment to the stabilisation and development of the Sahel region, without elaborating.
One resident said at least 12 people were killed in the raid that took place around midnight in a densely populated area near the border with Turkey, where tens of thousands of displaced Syrians live in makeshift camps or overcrowded housing.