Full Name: Ambrogio Damiano Achille Ratti
Profession: 259th Pope
Why Famous: Bishop of Rome and head of the Catholic Church from 1922 to 1939.
- 1922-02-06 Cardinal Achille Ratti elected Pope Pius XI
- 1922-11-16 Pope Pius XI calls on Belgian people to unite
- 1922-12-23 Pope Pius XI pleas for peace: encyclical Ubi arcano
- 1923-06-24 Pope Pius XI speaks against allies occupying Ruhrgebied
- 1924-01-18 Pope Pius XI's encyclical Maximam gravissimamque
- 1925-12-11 Pope Pius XI publishes encyclical Quas Primas
- 1926-03-12 Pope Pius XI names J E van Roey archbishop of Malines Belgium
- 1926-11-18 Pope Pius XI encyclical On persecution of Church in Mexico
- 1926-12-20 Pope Pius XI convicts fascist pursuit in Italy
- 1928-01-06 Pope Pius XI publishes encyclical Mortalium animos (against oecumene)
- 1929-12-31 Pope Pius XI publishes encyclical Divini illius magistri
- 1931-05-15 Pope Pius XI publishes encyclical Quadragesimo anno
- 1931-06-29 Pope Pius XI publishes encyclical on Nun abbiamo bisogno (We do not need fascism and Mussolini)
- 1931-10-02 Pope Pius XI encyclical On economic crisis
- 1933-06-03 Pope Pius XI encyclical "On oppression of the Church in Spain"
- 1935-05-19 English Cardinal John Fisher and statesman Thomas More, executed by Henry VIII, canonized as saints by Pope Pius XI
- 1935-12-20 Pope Pius XI publishes encyclical Ad Catholici Sacerdotii
- 1936-06-16 Pope Pius XI receives Anton Mussert (Dutch Nazi collaborator)
- 1936-06-29 Pope Pius XI encyclical to US bishops "On motion pictures"
- 1937-03-14 Pope Pius XI publishes anti-nazi-encyclical Mit brennender Sorge
- 1937-03-19 Pope Pius XI publishes encyclical Divini redemptoris against communism