LDS History, Oct 3, 1918

-- Oct 3, 1918
[Joseph F. Smith] Receives the Vision of the Redemption of the Dead, which became Doctrine and Covenants 138. (1)

-- Oct 4, 1918
[Joseph Smith] President Joseph F. Smith receives D&C 138 by revelation, concerning the afterlife and the ministry of Jesus Christ in that world during his three days death. (2)

-- Oct 31, 1918
The First Presidency & Quorum of the Twelve accept and endorse President Joseph F. Smith's vision of the "Redemption of the Dead" as the word of the Lord. (3)

[Joseph Smith] The Quorum of the Twelve and the patriarch of the church unanimously accept President Smith's revelation as official church canon. (2)

-- Nov 07, 1918
[U.S. Religious History] Billy Graham was born. (4)

-- Nov 11, 1918
Armistice ended World War I. (5)

-- Nov 19, 1918
President Joseph F. Smith d. Salt Lake City, age 80. (6)

Joseph F. Smith died. (5)

[Joseph F. Smith] Dies in the Beehive House, Salt Lake City. (1)

[Joseph Smith] President Joseph F. Smith passes away, and Heber J. Grant leads the church. (2)

[Quorum of the Twelve] Joseph F. Smith dies. (7)

-- Nov 23, 1918 - 2 March 1921
[1st Presidency Changes] Heber J. Grant Anthon H. Lund Charles W. Penrose Reorganization of First Presidency after death of Joseph F. Smith (8)

-- Nov 23, 1918
[Apostle Rudger Clawson] Sustained as acting president of Quorum of Twelve Apostles. (9)


Footnotes:
1 - Church of Jesus Christ of Latter-day Saints, Teachings of Presidents of the Church: Joseph F. Smith, Salt Lake City, Utah
2 - Wikipedia, 20th Century (Mormonism), http://en.wikipedia.org/wiki/20th_century_(Mormonism)
3 - Church of Jesus Christ of Latter-day Saints, United Kingdom, "On This Day," https://www.lds.org.uk/show_oda.php
4 - Cline, Austin, History of American Religion: Timeline, http://bit.ly/Fwgbe
5 - Hemidakaota, "Church Chronology from 1800-2000," http://www.lds.net/forums/scripture-study-forum/12108-church-chronology-1800-2000-part-1-a.html#post214550
6 - Ludlow, Daniel H. editor, Encyclopedia of Mormonism, Macmillan Publishing, Encyclopedia of Mormonism, Vol. 4, Appendix 2: A Chronology of Church History
7 - Wikipedia, Chronology of the Quorum of the Twelve Apostles (LDS Church), http://en.wikipedia.org/wiki/Chronology_of_the_Quorum_of_the_Twelve_Apostles_(LDS_Church)
8 - Wikipedia, First Presidency (LDS Church), http://en.wikipedia.org/wiki/First_Presidency_(LDS_Church)#Chronology_of_the_First_Presidency
9 - Larsen, Stan (editor), A Ministry of Meetings:The Apostolic Diaries of Rudger Clawson, Significant Mormon Diaries Series No. 6, A Rudger Clawson Chronology, Signature Books in association with Smith Research Associates, Salt Lake City 1993
Mormon History Timeline /Chronology
http://lds-church-history.blogspot.com/