Kanem-Bornu Empire mastered trade, taxation & record-keeping, using math for counting goods, livestock & tribute. Early accounting systems laid foundations for modern finance & spreadsheets. #KanemBornu #MathHistory #Accounting #AfricanInnovation #Finance #DataSystems #Africa

Sword
Composite sword (a), iron hilt, covered with skin, iron blade, with sheath (b) of leather, fibre and metal. Made by Margi people in modern day Borno state. Year 1906
Photo credit: British Museum #AfricanHistory #NigerianHistory #BornoState #MargiPeople #KanemBornu