Before revision: Mughal musketeer &
After revision: Bengal SultanateFirst country to use Gunpowder technology after Chinathe first in Indian subcontinent.Sultan Ilyas Shah Bangalah first used it in his orissa campaign in Mid 14th century.His canon is still extantIt's name is "Bacchawali"Source:Rumman akbar,Former History researcher at the asiatic society of Bangladesh.Mughal musketeer &