INVESTITURE, estates. The act of giving possession of lands by actual seisin When livery of seisin was made to a person by the common law he was invested with the whole fee; this, the foreign feudists and sometimes 'our own law writers call investiture, but generally speaking, it is termed by the common law writers, the seisin of the fee. 2 Bl. Com. 209, 313; Feame on Rem. 223, n. (z).
2. By the canon law investiture was made per baculum et annulum, by the ring and crosier, which were regarded as symbols of the episcopal jurisdiction. Ecclesiastical and secular fiefs were governed by the same rule in this respect that previously to investiture, neither a hishop, abbey or lay lord could take possession of a fief. conferred upon them previously to investiture by the prince.
3. Pope Gregory VI. first disputed the right of sovereigns to give investiture of ecclesiastical fiefs, A. D. 1045, but Pope Gregory VII. carried. on the dispute with much more vigor, A. D. 1073. He excommunicated the emperor, Henry IV. The Popes Victor III., Urban II. and Paul II., continued the contest. This dispute, it is said, cost Christendom sixty-three battles, and the lives of many millions of men. De Pradt.