The Bombardier CRJ or CRJ Series (for Canadair Regional Jet) is a family of regional jets introduced in 1991 by Bombardier Aerospace. The CRJ was formerly manufactured by Bombardier Aerospace with the manufacturing of the first CRJ generation, the CRJ100/200 (introduced in 1991) and the second CRJ generation, the CRJ700 series (introduced in 1999). The CRJ programme was acquired by Japanese corporation Mitsubishi Heavy Industries (MHI RJ Aviation Group) in a deal that closed 1 June 2020.