14 locations by 1976, and 32 by 1984. The original Radisson in Minneapolis was demolished in 1982, with a new hotel being constructed in that city and beginning operations in 1987. Carlson expanded the chain into one of the top hotel corporations by 2013. On top of Radisson, Carlson also owned several other brands, such as Park Inn, Park Plaza (acquired in 2000), and Country Inns & Suites (founded by Carlson in 1986). In the 1990s, American-Russian businessman Paul Tatum was murdered after a series of disagreements over the Radisson Hotel in Moscow. On June 13, 2022, the company agreed to be purchased by Choice Hotels for $675 million. Brands Radisson The majority of Radisson-branded hotels are located in the United States. The company's headquarters, as well as the headquarters of the owner, Radisson Hospitality, Inc., are located in Minnetonka, Minnesota, a suburb of Minneapolis, the city where the first Radisson Hotel was built. The original Radisson Hotel, opened in 1909, was at 41 South Seventh Street in Minneapolis. Radisson Blu Radisson Blu is an international chain of upscale hotels. Its hotels are mainly located in major cities, key airport gateways and leisure destinations. Radisson Blu has roots dating back to the opening of the SAS Royal Hotel in Denmark in 1960 and was the world's first designer hotel. After several name changes, spin offs, and rebranding, the Radisson Blu brand name was established in 2009. Radisson Blu Edwardian Hotels is a line of luxury hotels in London and Manchester, owned by Edwardian Hotels and often operating in historic buildings: Some of its hotels include the Radisson Blu Edwardian, Heathrow and the Radisson Blu Edwardian, Hampshire. Radisson Red Radisson Red is a chain of full-service hotels operating in the United States and internationally. Radisson Red is an upscale hotel with emphasis on modern design and technology. As of 2019, the brand has twenty-three hotels either in operation or under development. Radisson Collection Radisson Collection was formerly known as Quorvus Collection from 2014 to 2018. Quorvus Collection was introduced in 2014 as a luxury brand. The first hotel of former Rezidor Hotel Group in Copenhagen, was converted to use Radisson Collection brand. Country Inn & Suites by Radisson Country Inn & Suites by Radisson (formerly Country Inns & Suites) is a hotel chain which accommodates business and leisure travelers. Locations are mainly independently owned and operated, and franchised under licensing agreements