COURTESY BY: https://www.dawn.com/ Iran’s president warned on Wednesday that fighting between Azeri and ethnic Armenian forces in the South Caucasus could trigger a regional war as the death toll rose on the 11th day of hostilities. More than 300 have now died in the renewed fighting in and around the mountain enclave of Nagorno-Karabakh, which under international law belongs to Azerbaijan but is populated and governed by ethnic Armenians. Azerbaijan says Azeri cities outside the conflict zone have also been attacked in the deadliest fighting in more than 25 years,…