Carroll County, Henderson County, Madison County, and Weakley County. Hanes County, to be formed in 1877 from parts of Benton County, Carroll County Decatur County, and McNairy County. Hanover County, to be formed in 1844 from parts of Fayette County and Shelby County. Hatchee County, to be formed in 1846 from parts of Hardeman County and McNairy County. Jones County, to be formed in 1844 from parts of Blount County and Monroe County. Neshoba County, to be formed from part of Shelby County. Its formation was threatened in 1990 by rural communities after the city of Memphis proposed that the city's financially struggling school district merge with that of the county. The merger actually took place at the start of the 2013–14 school year, with some of the towns in question forming their own school districts in response. Taylor County, to be created in 1852 from parts of Hardin County and Wayne County. Webster County, to be created in 1873 from parts of Campbell County, Claiborne County, and Union County Wisdom County, to be created in 1875 from parts of Hardeman County, Tennessee, McNairy County, Henderson County, and Madison County. Virginia Catoctin County, to be formed from western Loudoun County, in response to the voiding of zoning measures intended to slow growth in the area. During the desegregation era, the town of Ivor threatened to secede from Southampton County after a consolidated and integrated county high school was built in the late 1950s. Washington Big Bend County, proposed in 1891. Buchanan County, an 1856 proposal to divide Clark County. Cascade County in the 1880s, from the eastern portions of Whatcom County, Skagit County, and Snohomish County counties, with Sauk City as county seat, in 1964, from eastern portions of King and Snohomish counties in the 1970s, from the rural eastern portions of King and Pierce counties, and in 2016, from the rural northwestern portions of Kittitas County Cedar County: from eastern King County. A petition in support of the county collected 23,765 signatures, however the Washington Supreme Court ruled unanimously in 1998 that the state government was not obligated to act upon the petition and that the number of signatures was insufficient per the Washington State Constitution. It said that signatures from half the registered voters of the affected area are required to propose a new county, shelving many county secession movements in the state. Prior to the ruling, Washington