54-60 First allusion to Mary in Paul's Letter to the Galatians (4:4 "God sent His Son born of a woman")
65 Mary mentioned twice in Mark's Gospel
70-100 Matthew's Gospel, Luke Acts and John's Gospel show Mary's presence in the life of Jesus and the early Christian Community
90-100 Mary and the Church are both symbolized in the image of the woman in the Book of Revelation (chapter 12)
ca. 110 Ignatius of Antioch makes references to Mary as Virgin and Mother.
150-165 Justin Martyr brings the comparison between Eve and Mary (Eve-Mary-Parallel)
150-202 Irenaeus of Lyons points to Mary's role in redemption (Mary is causa salutis and advocata Evae)
late 2nd C. Early paintings of Mary in the catacombs
200-350 Composition of the prayer Sub tuum praesidium - the oldest Marian prayer
217 Founding of Santa Maria in Trastevere, Rome
300 Introduction of the Akathistos Hymn in the East
306-373 Ephrem of Syria known for his poetic writings about Mary
350 Earliest recorded invocation of Mary by St. Justina
352-366 Founding of Saint Mary Major under Pope Liberius I
370 Earliest liturgy of Mary composed in Syria
339-397 Ambrose of Milan speaks of Mary as type of the Church
354-430 Augustine of Hippo speaks of Mary as most excellent member and type of the Church
ca. 400 Earliest version of the Transitus of Mary
400-500 Temple of Isis at Soissons/France dedicated to the Blessed Virgin Mary,
Introduction of the Feast of the Commemoration of the Virgin throughout Europe,
Feast of the Annunciation celebrated in Byzantium
431 Council of Ephesus proclaims Mary as Theotokos
432 Dedication of the enlarged Church of Saint Mary Major/Rome by Pope Sixtus III
440-461 Introduction of Marian reference in the Eucharistic prayer of the Leonine Sacramentary,
("In communion with and venerating in the first place the glorious ever-Virgin Mary, Mother of God. ...")
500-600 Parthenon (temple of Athena)/Athens dedicated to Mary,
Dedication of Saint Mary Antiqua/Rome and Saint Mary in Jerusalem
550 Celebration of the Feasts of the Birth of Mary, the Presentation of Jesus, and the Dormition in Byzantium
600-700 Composition of the Marian antiphon Ave Maris Stella,
Celebration of the Feast of the Purification (February 2), the Annunciation (March 25) the Assumption (August 15) and the Birth of Mary in Rome
649 Council of the Lateran declares the perpetual virginity of Mary
680-681 The Third Council of Constantinople reaffirms Mary's Divine Motherhood
787 The Second Council of Nicaea defines regulations for the veneration rendered to images of Mary
ca. 802 Alcuin composes Masses in honor of Our Lady on Saturday, which become part of the Missal in 875
900-1000 Composition of the antiphon Regina Coeli,
Introduction of The Little Office of the Blessed Virgin Mary,
Translation of the Transitus stories into Latin,
Dedication of the Saturdays to Mary
1000/1100 Introduction of Feast of Mary's Compassion,
Composition of Hail Holy Queen,
Start of the building Notre Dame Cathedral in Chartres/France
1050-1150 Composition of the antiphons Alma Redemptoris Mater and Salve Regina,
Building of the church of Our Lady of Walsingham/England
1100-1200 Early versions of the Litany of the Virgin Mary and the first part of the Hail Mary
1100-1135 Rupert of Deutz gives Marian interpretation of the Song of Songs and speaks of Mary's spiritual motherhood
1100-1153 Anselm of Canterbury and Bernard of Clairvaux highlight in addition to Mary's role in the incarnation her role in redemption
1163-1235 Building of Notre Dame Cathedral in Paris/France
1194-1220/60 Rebuilding and dedication of the Cathedral in Chartres/France
1230-1280 Albert the Great uses the title Mother of the Church"
1250-1274 Bonaventure introduces the word hyperdulia for the type of veneration given to Mary
1251 St. Simon Stock receives the Scapular from Mary
1260-1306 Composition of the Stabat Mater by Jacopone da Todi
1265-1308 Duns Scotus is the first to set forth sound arguments for Mary's Immaculate Conception
1300-1400 Institution of the Feast of Mary's Presentation
1326 Founding of Oriel College/Oxford and its dedication to Mary
1372 Institution of the Feast of Mary's Purification in the West
1379 Founding of Saint Mary's College/Oxford and its dedication
1400-1500 Composition of the Memorare
1423 Institution of the Feast of the Sorrows of Mary
1440 Founding of Eton College which is dedicated to Mary
1475 Founding of the first Confraternity of the Rosary
1495 Approval of the Rosary by Pope Alexander VI
1531 Apparition of the Blessed Virgin to Juan Diego at Guadalupe/ Mexico
1538 Destruction of the Shrine of Our Lady of Walsingham
1558 Publication of the Litany of Loreto
1547/63 Council of Trent affirms Mary's immunity from every actual personal fault, and reaffirms the regulations regarding the veneration of Marian images
1563 Founding of the Marian Sodality
1577 Peter Canisius writes De Maria Virgine Incomparabili
1550-1617 Suarez develops a first systematic teaching on Mary
17th C The French School of Spirituality (Bérulle, Condren, Olier, John Eudes, also John-Baptist de la Salle, Grignion de Montfort) brings about a renewal of Marian devotion: Mary at the heart of the Christian mystery; the first and most perfect Christian
1750 Alphonsus de Liguori writes The Glories of Mary
1754 Proclamation of Our Lady of Guadelupe as patroness of Mexico
1815 Adding of the invocation Mary, Help of Christians to the Marian Litany
Institution of the Feast Mary, Help of Christians
1830 Apparition to Catherine Labouré in Paris/France
1842 Discovery of Grignion de Montfort's book True Devotion
1846 Apparition at La Salette/France
1849 Pope Pius IX's Encyclical Ubi Primum, emphasizing Mary's Immaculate Conception
1854 Proclamation of the Dogma of the Immaculate Conception of Mary by Pope Pius IX
1858 Apparition at Lourdes/France
1871 Apparition at Pontmain/France
1879 Apparition at Knock/Ireland
1883-1902 Pope Leo XIII: eleven Marian encyclicals, advocation devotion to Mary and praying the Rosary (Octobri Mense)
1883 Adding of the invocation Queen of the Most Holy Rosary to the Marian Litany
1900 Proclamation of Our Lady of Guadalupe as Patroness of the Americas
1904 Encyclical Ad Diem Illum laetissimum by Pope Pius X
1907 Institution of the Feast of our Lady of Lourdes
1917 Apparition at Fatima/Portugal
1918 Adding of the invocation Queen of Peace to the Marian Litany
1921 Founding of The Legion of Mary in Dublin/Irland
1931 Institution of the Feast of the Divine Motherhood of Mary
1932/1933 Apparition at Beauraing/Belgium
1937 Apparition at Banneux/Belgium
1942 Pope Pius XII dedicates the world to the Immaculate Heart of Mary
1944 Institution of the Feast of the Immaculate Heart of Mary
1946 Encyclical Deiparae Virginis Mariae (on the possibility of defining the Assumpta) by Pope Pius XII
1950 Proclamation of the Dogma of Mary's Assumption by Pope Pius XII in the Apostolic Constitution Munificentissimus Deus
1950 Adding of the invocation Mary, Queen assumed into heaven to the Marian Litany
1951 Encyclical Ingruentium Malorum on the spiritual power of the Rosary by Pope Pius XII
1954 Encyclical Fulgens Corona by Pope Pius XII with the proclamation of a Marian Year in commemoration of the centenary of the Dogma of the Immaculate Conception,
Encyclical Ad Caeli Reginam by Pope Pius XII with the proclamation of Mary's Queenship and its institution as a Feast
1964 Promulgation of the Dogmatic Constitution on the Church Lumen Gentium by Pope Paul VI at the Second Vatican Council: Chapter Eight of the Constitution gives the first Conciliar synthesis of the Church's teaching on Mary's place in the mystery of Christ and the Church,
Proclamation of Mary as Mater Ecclesiae by Pope Paul VI
1965 Encyclical Mense Maio by Pope Paul VI
1966 Encyclical Christi Matri by Pope Paul VI
1967 Apostolic Exhortation Signum Magnum by Pope Paul VI, commemorating the 50th anniversary of Mary's apparition at Fatima
1969 Publication of the revised Roman Missal, which is indicative of the implementation of the Conciliar teaching of Mary's role in the mystery of Christ and the Church and the elimination of certain minor Marian feasts
1970 Publication of the revised Liturgy of the Hours, also indicative of a revised and modern Marian approach regarding Marian readings, antiphons and hymns
1973 Publication of the U.S. Bishops Pastoral Letter Behold Your Mother
1974 Apostolic Exhortation Marialis Cultus: For the right ordering and development of devotion to the Blessed Virgin Mary
1980 Adding of the invocation Mother of the Church to the Marian Litany
1987 Proclamation of a Marian Year (June 7, 1987-August 15, 1988),
Encyclical Letter Redemptoris Mater by Pope John Paul II,
Publication of the Latin Edition of the Collection of Marian Masses
1988 Publication of the Letter from the Congregation for Catholic Education: The Virgin Mary in Intellectual and Spiritual Formation
1992 Publication of the complete English edition of the Collection of Masses of the Blessed Virgin Mary
1994 Publication of the Catechism of the Catholic Church. The Catechism show the integral role of Mary in the mystery of Christ and the Church
1995 Adding of the invocation Mary, Queen of Families to the Marian Litany
1998 Bull of Indiction of the Great Jubilee of the Year 2000 The Mystery of the Incarnation by Pope John Paul II: Mary, the Mother of the Church, intercedes for the Christian people during the time of preparation for the great jubilee year
2000 The Holy Year of Christ's Birth,
Mary and the Trinity - XX International Mariological-Marian Congress in Rome/Italy,
Consecration of the World to Mary by Pope John Paul II and the College of Bishops