Question: Randolph "Randall" or "Ole Ran'l" McCoy, was the patriarch of the McCoy clan involved in the infamous American Hatfield–McCoy feud, 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 to what year?

Context paragraphs:
Levisa Fork: The Levisa Fork (also known as the Levisa Fork River or the Levisa Fork of the Big Sandy River) is a tributary of the Big Sandy River, approximately 164 mi long, in southwestern Virginia and eastern Kentucky in the United States.

Williamson, West Virginia: Williamson is a city in Mingo County, West Virginia, United States, along the Tug Fork River.  The population was 3,191 at the 2010 census.  It is the county seat of Mingo County, and is the county's largest and most populous city.  Williamson is home to Southern West Virginia Community and Technical College.  The Tug Fork River separates Williamson from South Williamson, Kentucky.

Tug Fork: The Tug Fork is a tributary of the Big Sandy River, 159 mi long, in southwestern West Virginia, southwestern Virginia, and eastern Kentucky in the United States.  Via the Big Sandy and Ohio rivers, it is part of the watershed of the Mississippi River.

Randolph McCoy: 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.

Battle of the Grapevine Creek: 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.

Tug Fork Wildlife Management Area: Tug Fork Wildlife Management Area (WMA) is located about 10 miles northwest of Welch, West Virginia in McDowell County.  Tug Fork WMA is located on 2165 acre of steep terrain along hills above the Tug Fork River.  The WMA is heavily forested, primarily with mixed hardwoods and yellow poplar/black cherry forests in the coves.  The WMA is accessed from U.S. Route 52 at Premier.  Several tracks and jeep trails provide walking access into the Tug Fork WMA from U.S. Route 52.

Hatfield–McCoy feud: 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.

West Virginia Route 49: West Virginia Route 49 is a north–south state highway located within Mingo County, West Virginia.  The southern terminus is at the Kentucky state line, where WV 49 becomes the short Kentucky Route 194 Spur upon crossing the Tug Fork of the Big Sandy River.  The northern terminus is at U.S. Route 52 three miles (5 km) east of Williamson.

Russell Fork: The Russell Fork is a 51.9 mi tributary of the Levisa Fork in southwestern Virginia and southeastern Kentucky in the United States.  Known for its whitewater, it rises in the Appalachian Mountains of southwest Virginia, in southern Dickenson County, and flows north through the town of Haysi, Virginia, the Breaks Interstate Park, and the town of Elkhorn City, Kentucky, in Pike County, where it flows into the Levisa Fork which, together with the Tug Fork, form the Big Sandy River.

Devil Anse Hatfield: 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.

Supporting paragraphs: Randolph McCoy Hatfield–McCoy feud
Answer: 1891