"They placed a new missal in my hands, saying, “Here is the Mass you must celebrate and will now celebrate in all your houses.” They also told me that if, on this date, today, June 29, before our assembly, we had celebrated a Mass according to the new rite, everything between us and Rome would now be settled."
January 1, 1970
https://en.wikiquote.org/wiki/Marcel_Lefebvre