Adair County was established in 1851, and named for John Adair, General during the War of 1812 and 6th Governor of Kentucky. The General Assembly appointed three commissioners to locate a county seat. They selected Summerset (now Fontanelle) in 1855.
Prezi (or Prezi.com) was created by the support of Kitchen Budapest and Magyar Telekom in 2008 in order to replace ordinary slide-based presentations. Today the project is assisted by Sunstone Capital.
Periscope was launched on 26 March 2015. Later, on 26 May 2015, Periscope was released for Android. On 12 August 2015, Periscope announced that it had surpassed 10 million accounts, four months after it was launched. At the same time, the company noted that the amount of video being watched had reached a level of 40 years per day. On 9 December 2015, Apple named Periscope as the iPhone App of the Year.