7 In spite of such facts, the lack of a sound juridical foundation for these rights carries along in its wake a certain instability as far as these rights themselves and all other matters of the Church are concerned, which together with the almost universal troubles of the present times and the widespread confusion have become to Us a source of great anxiety and of mental preoccupation. For these reasons it appeared opportune to try every possible means which might help to relieve or remedy the existing situation.
Source: Maximam Gravissimamque (Vatican.va)