Larry Mullen, Jr., a 14-year-old student at Mount Temple Comprehensive School, posted a posting on the school's bulletin board looking for musicians for a new band; six people responded. ¹⁾

U2 has recorded 13 studio albums and is one of the best-selling music artists of all time, selling over 170 million copies worldwide. ²⁾

The artist formerly known as Paul Hewson was a member of the Dublin street gang 'Lypton Village' as a young teen. His friends began referring to him as Bono Vox, after the nearby hearing-aid store Bonavox (Latin for “excellent voice”). Since then, he's been known as Bono. ³⁾

The theme music for Seasons 1 and 2 of the animated television series The Batman was written by The Edge. ⁴⁾

They have received the most Grammy nominations (22), more than any other band. ⁵⁾

U2 won a talent event in Limerick on St. Patrick's Day in 1978. The prize was £500 and studio time to record a demo that CBS Ireland would hear. ⁶⁾

Three, the group's debut release, was an Ireland-only EP issued in September 1979. ⁷⁾

During one of U2's first tours outside of Ireland, they played a show at Islington's Hope and Anchor to a crowd of only nine people. ⁸⁾

U2's performance in front of 72,000 supporters in the stadium in front of a global television audience of two billion people was a watershed moment in the band's history. ⁹⁾

U2 used to be known as Feedback, and then as The Hype.¹⁰⁾

In time for the 1990 FIFA World Cup, U2 drummer Larry Mullen Jr. co-wrote and produced “Put 'Em Under Pressure,” a song for the Republic of Ireland national football team that topped the Irish charts. ¹¹⁾

Bono and his wife, Ali, launch the EDUN apparel line in 2005. ¹²⁾

The Joshua Tree became the fastest-selling album in British chart history, and it topped the Billboard 200 for nine weeks in a row in the United States. ¹³⁾

U2 became only the fourth rock band to appear on the cover of Time magazine in 1987. (following The Beatles, The Band and The Who). ¹⁴⁾

The Edge has also collaborated with Johnny Cash, B. B. King, Tina Turner, Ronnie Wood, Jah Wobble, Jay-Z, and Rihanna, among others. ¹⁵⁾