Is the Synod on Synodality the most important Catholic event since Vatican II?

Those most enthusiastic about the Synod on Synodality are wont to say it’s the most important Catholic event since Vatican II (1962–1965), a claim that sometimes carries the implication that it’s the only important thing that’s happened in the Church since Vatican II. It is not. Here are eleven crucial events since the Council, with notes on their significance.