Complex sentence: Had the teaching of primacy formed part of Holy Tradition, then such power would have been exercised to resolve the many disputes in the early history of the church, And however most of the councils were sent to Rome for the approval of the pope.
Split into simpler sentences: Had the teaching of primacy formed part of Holy Tradition, then such power would have been exercised to resolve the many disputes in the early history of the church. However, most of the councils were sent to Rome for the approval of the pope.