Ancient generals were often enfeoffed after meritorious service.
Tips
history
From the 封建 (fēngjiàn, 'feudal') system: the emperor 'sealed' (封) territory and rank to a vassal. Compare 分封 (fēnfēng, 'to divide and grant fiefs') and 册封 (cèfēng, 'to invest with a title').
