Complex sentence: U2's 1987 album "The Joshua Tree" and the supporting Joshua Tree Tour brought them critical acclaim and commercial success, then the 1988 album and film "Rattle and Hum" precipitated a critical backlash.
Split into simpler sentences: U2's 1987 album "The Joshua Tree" and the supporting Joshua Tree Tour brought them critical acclaim and commercial success. However, their 1988 album and motion picture "Rattle and Hum" precipitated a critical backlash.