Charles Gilbert Gates of Minneapolis, Minnesota, owned the first home in the United States with air conditioning in 1914. The United States of America —commonly referred to as the The term air conditioning refers to the cooling and dehumidification of indoor air for Thermal comfort. [1] He was the son of John Warne Gates, also known as "Bet-a-Million" Gates. John Warne Gates ( May 18, 1855 &ndash August 9, 1911) also known as "Bet-a-Million" Gates was a pioneer promoter of Barbed wire