In 2015, one faction of Boko Haram pledged allegiance to IS, becoming "Islamic State West Africa Province" (Iswap), crossing borders with ease and capturing a multinational base on the shores of Lake Chad in 2018.
Afe 2015 mu no, Boko Haram fa bi kɔhyɛɛ IS ase a wɔbɛfrɛ wɔn ho “Islamic State West Africa Provinɔe (Iswapɔ a wɔtwa ahyeɛ a wɔmmrɛ ho kɔfa aman sɔɔso wɔ Lake Chad wɔ 2018 mu.