<prompt> Bhala okuqhubekayo kwalesi sigaba - Isazi-mlando u-Ahmad Y. al-Hassan, esekelwe ekuhlaziyweni kwakhe kwemibhalo yesandla yesi-Arabhu yekhulu le-14, athi ingamakhophi emibhalo yangaphambilini, uthi izibhamu ezisetshenziswa ezandleni zazisetshenziswa eMpini yase-Ain Jalut  <response>: ngo-1260. Kodwa-ke izimangalo zikaHassan ziye zaphikiswa abanye izazi-mlando ezifana noDavid Ayalon, Iqtidar Alam Khan, uJoseph Needham, uTonio Andrade, noGabor Ágoston. U-Khan uthi amaMongol yiwo awethula emhlabeni wamaSulumane, futhi ukholelwa ukuthi izibhamu zafika kuphela eMamluk Egypt ngawo-1370. Ngokusho kukaNeedham, igama elithi midfa, elibhalwe emibhalweni kusukela ngo-1342 kuya ku-1352, lalingasho izibhamu zangempela noma amabhomu, futhi ama-akhawunti angaleso sikhathi omcibisholo wensimbi emhlabeni wamaSulumane awenzeki kuze kube ngu-1365. Ngokufanayo, u-Andrade ubhala ukuthi ukuvela kwe-canon emithonjeni yaseMpumalanga Ephakathi kwaqala ngawo-1360. UGabor Ágoston noDavid Ayalon bakholelwa ukuthi amaMamluk ngokuqinisekile ayesebenzise izibhamu zokuvimbezela ngawo-1360, kodwa ukusetshenziswa kwangaphambilini kwezibhamu ezweni lamaSulumane akucaci kahle ngokubonakala okungenzeka e-Emirate yaseGranada ngawo-1320, noma kunjalo ubufakazi abukapheleli. 