The newest mark of the Council

In an autograph note dated 1 June 1960, Pope John XXIII stated that the proposed Pontifical Commission on Lay Apostolate was the “newest mark” of the Council and would be “entrusted with the study of “the apostolate of the laity, religious and social Catholic action.”

SOURCE

Alberigo, History of Vatican II, Vol. I, p. 196.