Later on, disputes about theological and other questions led to schisms between the Churches in Rome and Constantinople for 37 years from 482 to 519 (the [[Acacian Schism]]), and for 13 years from 866-879 (see [[Patriarch Photios I of Constantinople]]).+Some scholars<ref>Cleenewerck, Laurent ''His Broken Body: Understanding and Healing the Schism between the [[Roman Catholic Church|Catholic]]and [