Chad’s army says the attack by the Nigeria-based armed group came on the island of Barka Tolorom. At least 23 Chadian soldiers have been killed and 26 injured in a Boko Haram attack on a military post in Chad’s Lake Chad region, according to the country’s armed forces. The military said in a statement on Tuesday that the Nigeria-based armed group – which has long posed a threat around Lake Chad, located at the junction of Cameroon, Chad, Niger and Nigeria – struck on Monday night on Chad’s island of Barka Tolorom. Recommended Stories list of 3 items list 1 of 3 Dozens feared dead in air strike on village in northeastern Nigeria list 2 of 3 Chad shuts border with Sudan after cross-border incursion kills soldiers list 3 of 3 West African regional army: Why thousands of soldiers are deploying end of list The army said “a significant number” of the attackers were killed and the group was repelled.…