The World and U2

The Irish rock band U2, and especially its frontman Bono, are among the most effective activists ever. U2 has convinced wealthy governments to forgive tens of billions of dollars in loans while spreading its activist messages to billions of people, helping save millions of lives. So how did four boys from one of the poorest countries in the West achieve this? Who and what influenced them? What strategies did they use to succeed as much as they did as activists, and how did those strategies chang