Complex sentence: Military exercises were already known in the area; the tanks had trained at Thetford in the First World War but the complete takeover involved the evacuation of the villages of Buckenham Tofts, Langford, Stanford, Sturston, Tottington and West Tofts.
Split into simpler sentences: Military exercises were already known in the area; tanks had trained at Thetford in the First World War. The complete takeover involved the evacuation of the villages of Buckenham Tofts, Langford, Stanford, Sturston, Tottington and West Tofts.