The world is on fire. Syria has fallen apart. Russia has seized Ukrainian land. And China is flexing its muscles. Who can put these fires out? As Anders Fogh Rasmussen, Denmark's former Prime Minister and NATO's former Secretary General explains, only the United States.

Read Prime Minister Rasmussen's book The Will to Lead.

PragerU gratefully acknowledges the generous support of the Adam and Gila Milstein Family Foundation who sponsored this video.