Premise: U2 . Beginning with their acclaimed seventh album , Achtung Baby ( 1991 ) , and the multimedia intensive Zoo TV Tour , the band integrated influences from alternative rock , electronic dance music , and industrial music into their sound , and embraced a more ironic , flippant image . U2 have released 13 studio albums and are one of the world 's best-selling music artists of all time , having sold more than 170 million records worldwide . War is the third studio album by Irish rock band U2 .
Hypothesis: U2 has released multiple studio albums.
Label: ENTAILMENT