By comparing the great-powers’ foreign policy, this book investigates the global competition and revisionist attempts to dismantle the Western liberal order. Since February 2022, the international system has been challenged by the Russian invasion in Ukraine and its profound, multiple consequences.Putin’s War has reinvented the West. But still, this is not “the end of history”. To illustrate that tensions between democratic and autocratic great powers are nowadays at their peak since the end of the Cold War, one should consider President Biden’s words in Warsaw, referring to President Putin: “For God’s sake, this man cannot remain in power!”