Roman- services are conducted in Latin, the pope has authority over all other bishops, the pope claims authority over all Kings and emperors, and divorce is not permitted. Eastern Orthodox- services are conducted in Greek or local languages, the patriarch and other bishops head the church as a group, the emperor claims authority over the patriarch and other bishops of the empire, priests may be married, and divorce is allowed under certain conditions.
The Roman Catholic position is that the two Churches are nearly identical. The Orthodox position is that the differences are deep and profound. In fact, most Orthodox see the Roman Catholics and Protestants closer to each other than both are to the Orthodox. The list of differences is long.
