Answer: The popes gained greater power throughout all of Europe.
Explanation:
The Great Schism of 1378 was also known as the Great Western Schism. This event was dispute between the popes over controlling the churches. The incident began after death of pope Gregory XI in 1378 and papacy returned to Rome.
The Cardinals elected Urban VI as the new pope but many cardinals were offended as the new pope had a violent tamper and they removed themselves from Rome to Anagni where they elected again a new pope Clement VII.
But the situation got more critical when Benedict XIII was elected as the third pope at the same time in Avignon. However, this Schism came to an end when Martin V was elected as the new pope in 1414. Although Avignon kingdom refused him to acknowledge.
Throughout this whole event the only this was effective on the Europe the popes gained more power in Europe.
Hope this helped! :)
