1970s
- 18 January 1970
- David O. McKay dies.
- 23 January 1970
- The First Presidency is reorganized, with Joseph Fielding Smith President, Harold B. Lee First Counselor, and N. Eldon Tanner Second Counselor. Harold B. Lee becomes President of the Quorum, with Spencer W. Kimball Acting President of the Quorum.
- 9 April 1970
- Boyd K. Packer ordained.
- 1 November 1971
- Richard L. Evans dies.
- 2 December 1971
- Marvin J. Ashton ordained.
- 2 July 1972
- Joseph Fielding Smith dies.
- 7 July 1972
- The First Presidency is reorganized, with Harold B. Lee President, N. Eldon Tanner First Counselor, and Marion G. Romney Second Counselor. Spencer W. Kimball becomes President of the Quorum.
- 12 October 1972
- Bruce R. McConkie ordained.
- 26 December 1973
- Harold B. Lee dies.
- 30 December 1973
- The First Presidency is reorganized, with Spencer W. Kimball President, N. Eldon Tanner First Counselor, and Marion G. Romney Second Counselor. Ezra Taft Benson is President of the Quorum.
- 11 April 1974
- L. Tom Perry ordained.
- 2 December 1975
- Hugh B. Brown dies.
- 8 January 1976
- David B. Haight ordained.
- 5 March 1977
- Alvin R. Dyer dies. Although Dyer was an ordained Apostle, he was never made a member of the Quorum.
- 19 August 1978
- Delbert L. Stapley dies.
- 1 October 1978
- James E. Faust ordained.
Read more about this topic: Chronology Of The Quorum Of The Twelve Apostles (LDS Church)