Pope John XXIII
Pacem in Terris §75
Pacem in Terris: On Establishing Universal Peace in Truth, Justice, Charity, and Liberty
75 There is every indication at the present time that these aims and ideals are giving rise to various demands concerning the juridical organization of States. The first is this: that a clear and precisely worded charter of fundamental human rights be formulated and incorporated into the State's general constitutions.
Source: Pacem in Terris (Vatican.va)