Original sentence: The slogan of Demokratizatsiya was part of Gorbachev's set of reform programs, including glasnost (increasing public discussion of issues and accessibility of information to the public), officially announced in mid-1986, and uskoreniye, a "speed-up" of economic development
Edited sentence: The slogan of Demokratizatsiya was part of Gorbachev's set of reform programs, including glasnost (increasing public discussion of issues and accessibility of information to the public), officially announced in mid-1986, and uskoreniye, a "speed-up" of economic development, which failed miserably