Question: What year was the county founded that includes Big Card, Kentucky?

Context paragraphs:
Big Bear Valley: Big Bear Valley is a valley in San Bernardino County, California, United States.  The valley, in the San Bernardino Mountains, includes Big Bear Lake, Big Bear City, Fawnskin, Holcomb Valley, Sugarloaf, Erwin Lake, Baldwin Lake and Lake Williams.

CS Național Sebiș: Național Sebiș is a Romanian football club from Sebiș, Arad County founded in 1922.  They currently play in the Liga III in the 2016–17 season.

R. Ray Peterson: R. Ray Peterson (born May 3, 1959) is a Republican member of the Wyoming Senate, representing the 19th district since 2005.  The 19th district includes Big Horn County and eastern Park County.

Rockcastle County, Kentucky: Rockcastle County is a county located in the U.S. state of Kentucky.  As of the 2010 census, the population was 17,056.  Its county seat is Mt. Vernon.  The county founded in 1810 and named for the Rockcastle River which runs through it.  The river, in turn, is named for its majestic rock cliffs.

Eagle Mountain, California: Eagle Mountain, California, is a modern-day ghost town in the California desert in Riverside County founded in 1948 by noted industrialist Henry J. Kaiser.  The town is located at the entrance of the now-defunct Eagle Mountain iron mine, once owned by the Southern Pacific Railroad, then Kaiser Steel, and located on the southeastern corner of Joshua Tree National Park.  The town's fully integrated medical care system, similar to other Kaiser operations in California, was the genesis of the modern-day Kaiser Permanente health maintenance organization.  Eagle Mountain is accessible by Riverside County Route R2, twelve miles (19 km) north of Desert Center, midway between Indio and the California/Arizona state line along Interstate 10.  The town's relative youth and brief time of abandonment make Eagle Mountain among the country's best preserved ghost towns.

Pike County, Kentucky: Pike County is a county located in the U.S. state of Kentucky.  As of the 2010 census, the population was 65,024.  Its county seat is Pikeville.  The county was founded in 1821.

CS Brazi: Club Sport Brazi is a Romanian football club from Brazi, Prahova County founded in 1968 by the Brazi oil refinery.  They currently play in the Liga V.

Big Card, Kentucky: Big Card is an unincorporated community located in Pike County, Kentucky, United States.

CS Conpet Ploiești: Conpet Ploiești was a Romanian football club from Strejnic, Prahova County founded in 1968 and dissolved in 2015.

Monterey County attractions: Monterey County is a county on the Pacific coast of the U.S. state of California, its northwestern section forming the southern half of Monterey Bay.  As of 2000, the population was 401,762.  The coastline includes Big Sur, State Route 1, and the 17 Mile Drive on the Monterey Peninsula.  The city of Monterey was the capital of California under Spanish and Mexican rule.  The economy is primarily based upon tourism in the coastal regions, and agriculture in the Salinas Valley.  Monterey County was home to writer and Nobel prize laureate John Steinbeck, writer Robert Louis Stevenson, and California poet Robinson Jeffers.

Supporting paragraphs: Big Card, Kentucky Pike County, Kentucky
Answer: 1821