This Cast doc was initial drafted while in the eighth century C.E. The Donation states that Emperor Constantine experienced bequeathed to the Roman bishop — at time Silvester — control of town of Rome, the western Roman Empire, big tracts of land less than imperial control, and authority above churches https://www.diigo.com/item/note/bci1o/p1v3?k=31d2b7b198dfc5341abd1fa7b4d51f01