"Fundamentally, people are decent, and they have a lot of compassion for what's going on in other parts of the world," said bassist Adam Clayton.
"We're kind of the cheerleaders for their activism in some ways," added the Edge. "We're more like Bob Marley. ... We wanted to try and find some kind of hopeful angle to it all."
"We always thought Ireland is kind of like a Jamaica-type of situation," said Bono, chuckling. "It's true, actually. Our music's always come out of community, family."
As for American politics? The band did mention Chicago's-own President Barack Obama at the show.They say they were proud to perform at his inauguration.
"See, the most incredible thing was around that election," Bono said. "You look so close as a country. And politics are the -- you know, the way John McCain behaved with such dignity. Obama was amazing. It was really something to see. And now, America seems so divided again. And it's getting really messy out there."
"We're here to bring peace," said the Edge.
"What we're sayin' is, 'Let them Irish boys in the stadium. Everybody gonna be in a big hug,'" Bono laughed.
They're just four guys who, 30 years on, can put out a serious message but still not lose their sense of humor -- or the ability to inspire with an incredible show.
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