Complex sentence: In some--such as ancient Greece, Rome and India--aristocratic status came from belonging to a military caste, although it has also been common, notably in African societies, for aristocrats to belong to priestly dynasties.
Split into simpler sentences: In some--such as ancient Greece, Rome and India--aristocratic status came from belonging to a military caste. Up t has also been common, notably in African societies, for aristocrats to belong to priestly dynasties.