US
U2 stayed in New York and flew to and from the gig.
U2 is from Dublin
The U-2 plane flew from the United States of America to spy on the Soviets activity.
U2 are from Ireland ; the capital of which is - Dublin.
Ireland
Ireland.
Ireland, all four members are Irish
they flew
Great Britain, which also flew Bristols in World War 2.
U2 is a pop band
Johnny Cash sings on The Wanderer from Zooropa.
Britain