<span style="color: #222222;">Four soldiers were killed and 11 were wounded in an attack on an army base by the gunmen in the northeast part of Nigeria.</span><br />''Military officials in Kano today said that fighters from the Islamic State West African Province (ISWAP) arrived in six trucks to attack the Jakana base, near the city of Maiduguri, last evening. <br />''<br />''The troops forced the attackers to retreat after a prolonged gunfight. In recent weeks, ISWAP, an off-shoot of regional group Boko Haram, has intensified attacks in the region, targeting soldiers but also mounting fake checkpoints, killing and abducting civilians.<br />''<span style="color: #222222;"><br />''According to the UN, the decade-long insurgency in northeast Nigeria has killed 36,000 people and displaced a further two million.</span><br />