Question: When does the leader of  McCoys of Kentucky died under who's leadrship The Hatfield–McCoy feud occured?

Context articles: Knicks–Pacers rivalry
Hatfield Cemetery (Sarah Ann, West Virginia)
Hatfield Cemetery (Newtown, West Virginia)
Devil Anse Hatfield
Battle of the Grapevine Creek
Our Hospitality
The Coffin Quilt
Hatfield–McCoy feud
Randolph McCoy
Hatfields &amp; McCoys (miniseries)

The Knicks–Pacers rivalry started in 1977 and quickly became one of the most bitter in NBA history.
 They met in the playoffs 6 times from 1993–2000, fueling a rivalry epitomized by the enmity between Reggie Miller and prominent Knick fan Spike Lee.
 Miller likened it to the Hatfield–McCoy feud, and "The New York Times" said in 1998 that it was "as combustible as any in the league".
Hatfield Cemetery is a historic cemetery located near Sarah Ann, Logan County, West Virginia.
 The earliest burial dates to 1898, and is the grave of Captain S. Hatfield (1891–1898).
 The cemetery features the grave and monument with a life-size statue of Captain Anderson "Devil Anse" Hatfield, erected in 1926.
 It is notable as a burial place for members of the Hatfield family, early settlers of the region and participants in the famous Hatfield-McCoy feud during the 19th century.
 It is a companion to the Hatfield Cemetery near Newtown, West Virginia.
Hatfield Cemetery is a historic cemetery located near Newtown, Mingo County, West Virginia.
 The earliest burial dates to 1881, and is the grave of Ephraim Hatfield.
 The cemetery contains 21 burials including Elias Hatfield, brother of Captain Anderson "Devil Anse" Hatfield and father of Dr. Henry D. Hatfield (1875-1962).
 It is notable as a burial place for members of the Hatfield family, early settlers of the region and participants in the famous Hatfield-McCoy feud during the 19th century.
 It is a companion to the Hatfield Cemetery near Sarah Ann, West Virginia.
William Anderson Hatfield (September 9, 1839 – January 6, 1921)—known as Devil Anse Hatfield—was the patriarch of the Hatfield clan during the infamous Hatfield–McCoy feud which has since formed part of American folklore.
 Devil Anse survived the feud and agreed to end it in 1891.
The Battle of the Grapevine Creek was a short battle between two large armed groups of the Hatfield Family and the McCoy family which was the last offensive event during the Hatfield–McCoy feud and marked the beginning of the Hatfields' defeat in the feud between the two families.
Our Hospitality is a 1923 silent comedy film directed by and starring Buster Keaton.
 Released by Metro Pictures Corporation, the film ustilizes slapstick and situational comedy to tell the story of Willie McKay, who gets caught in the middle of the infamous "Canfield"–"McKay" feud, an obvious satire of the real-life Hatfield–McCoy feud.
The Coffin Quilt is a novel by Ann Rinaldi that was first published in 1999.
 Set in Kentucky, it tells the story of the Hatfield-McCoy feud in the late 19th century through the eyes of Fanny, a young female member of the McCoy family.
 Choosing between family and what is right is one of the major decisions Fanny McCoy has to make.
 When the McCoys decide to wage a war against a rival family, the Hatfields, things start to get out of hand; four of her brothers are killed by Hatfields.
The Hatfield–McCoy feud, or the McCoy-Hatfield feud or the Hatfield–McCoy war as some papers at the time called it, involved two rural families of the West Virginia–Kentucky area along the Tug Fork of the Big Sandy River in the years 1863–1891.
 The Hatfields of West Virginia were led by William Anderson "Devil Anse" Hatfield while the McCoys of Kentucky were under the leadership of Randolph "Ole Ran'l" McCoy.
 Those involved in the feud were descended from Ephraim Hatfield (born   1765) and William McCoy (born   1750).
 The feud has entered the American folklore lexicon as a metonym for any bitterly feuding rival parties.
 More than a century later, the feud has become synonymous with the perils of family honor, justice, and revenge.
Randolph "Randall" or "Ole Ran'l" McCoy (October 30, 1825 – March 28, 1914) was the patriarch of the McCoy clan involved in the infamous American Hatfield–McCoy feud.
 He was born the fourth of thirteen children to Daniel McCoy (1790–1885) and Margaret Taylor McCoy (1800–1868) and lived mostly on the Kentucky side of Tug Fork, a tributary of the Big Sandy River.
Hatfields & McCoys is a 2012 American three-part television miniseries based on the Hatfield–McCoy feud produced by History channel.
 Each episode aired for two hours on May 28, 29, and 30, 2012.