May 30, 1886	First Mass at St. Mary Church, Eugene
March 25, 1887	Sisters of St. Mary of Oregon, Beaverton, founded
May 8, 1888	St. Monica, Coos Bay (formerly Marshfield), founded by Fr. Peter Beutgen
June 16, 1889	St. Mary's Home for Boys, Beaverton, cornerstone laid
July 29, 1893	St. Mary's Academy & College, Portland, received State Charter.  First liberal arts college for women in Pacific N.W.
January 28, 1894	Holy Rosary Church, Portland, dedicated as Dominican Mission
October 11, 1896	St. Anne Church, Grants Pass, blessed.  Mass offered for the first time
February 12, 1899	Archbishop Alexander Christie appointed fourth Archbishop of Oregon City
September 2,1901	University of Portland blessed and dedicated by Archbishop Christie as "Columbia University"
November 9, 1922	Catholic Truth Society of Oregon established by Archbishop Christie
June 1, 1925	U.S. Supreme Court decision on the Oregon School Bill
February 19, 1926	Archbishop Edward D. Howard appointed the fifth Archbishop of Oregon City
September 26, 1928	Papal Decree changes the name of the Archdiocese of Oregon City to Archdiocese of Portland in Oregon
September 12, 1933	Catholic Charities established
May 9, 1939	Dedication of Central Catholic High School
March 1, 1955	Trappist Abbey of Our Lady of Guadalupe, Lafayette, founded
December 9, 1966	Archbishop Robert J. Dwyer appointed sixth Archbishop of Portland in Oregon
August 13, 1971	Vicariate for Spanish-speaking established by Archbishop Dwyer
January 22, 1974	Archbishop Cornelius M. Power appointed seventh Archbishop of Portland in Oregon
December 6, 1977	Fr. Kenneth D. Steiner and Fr. Paul E. Waldschmidt, CSC, appointed Auxiliary Bishops of Portland in Oregon
January 29, 1981	Southeast Asian Vicariate established by Archbishop Power
July 1, 1986	Archbishop William J. Levada appointed eighth Archbishop of Portland in Oregon
August 17, 1995	Archbishop William J. Levada appointed Coadjutor Archbishop of San Francisco
April 30, 1996	Archbishop Francis E. George, OMI, appointed ninth Archbishop of Portland in Oregon
July 24, 1996	150th Anniversary of the Archdiocese of Portland in Oregon
April 8, 1997	Archbishop Francis E. George, OMI, appointed Archbishop of Chicago
October 28, 1997	Archbishop John G. Vlazny appointed tenth Archbishop of Portland in Oregon
December 24, 1999	Archbishop Vlazny opens Holy Year Door at St. Mary's Cathedral of the Immaculate Conception to begin the Jubilee Holy Year 2000
June 25, 2000	Eucharist 2000, Feast of Corpus Christi, Archdiocesan celebration of the Jubilee Year 2000
July 6, 2004	Archdiocese of Portland in Oregon becomes the first diocese in the U.S. to declare Chapter 11 Bankruptcy
April 30, 2007	Plan of reorganization in Chapter 11 Bankruptcy confirmed: Plan
September 28, 2007	Final decree in Chapter 11 Bankruptcy: Final Decree
November 25, 2011	Bishop Kenneth D. Steiner retires
December 20, 2011	Archbishop Vlazny and Cardinal Levada celebrate 50 years of ordination to the priesthood.