Somalia’s government said late on Sunday that it had killed Abdullahi Nadir, one of the co-founders of Islamist militant group al Shabaab, in an operation with international partners. Somali security forces have touted gains made in recent weeks against the al Qaeda-linked group while fighting alongside local self-defence groups. But al Shabaab has continued to conduct deadly raids, including two last Friday that killed at least 16 people. Somalia’s information ministry said in a statement that the operation that killed Nadir happened on Saturday. It said he was al Shabaab’s chief prosecutor a…