Pope (305-34) befriended by Philip IV of France, who arranged his election as Pope and at whose request the papal residence was moved from Rome to Avignon (309).
3
不当得利制度起始于罗马法,历近代民法与现代民法的重塑与整合,成为债法领域的一项重要制度。
Unjust enrichment system began in Roman law. The remodeling and consolidation of civil law and modern civil become an important area of the law of obligation.