Reverse: SECVRITAS REIPVBLICE, Securitas standing left, lowering branch with right hand and raising hem of robe; Crescent ΓSIS in exergue. Constantine pursued successful campaigns against the tribes on the Roman frontiers—such as the Franks, the Alemanni, the Goths, and the Sarmatians—and resettled territories abandoned by his predecessors during the Crisis of the Third Century with citizens of Roman culture.