Rolling Stone -
Amnesty International began plotting the first tour just weeks after Live Aid
Edge says -
One of the first calls they made was to U2. “It couldn’t have been worst timing,” the Edge said in the book U2 by U2. “We were building up to go into the studio [to record The Joshua Tree] and I was worried all the focus and concentration would be lost.”
Rolling Stone:
But it was an offer they couldn’t refuse, and they agreed to not only delay the recording of their album but actually lobby other artists to join the tour. “We rang everybody we knew,” said Bono. “Paul McCartney, Mick Jagger, Prince…”