Regional and global security : changing threats and institutional responses / Emil J. Kirchner -- France : between exceptionalism and orthodoxy / Thierry Tardy -- Germany : from a reluctant power to a constructive power? / Alexander Siedschlag -- Italy : new ambitions and old deficiencies / Paolo Foradori and Paolo Rosa -- United Kingdom : punching above its weight / Elke Krahmann -- European Union : the European security strategy versus national preferences / Emil J. Kirchner -- Canada : taking security seriously after 11 September? / Osvaldo Croci and Amy Verdun -- United States : the unrelenting search for an existential threat in the twenty-first century / James Sperling -- China : security cooperation with reservations / Liselotte Odgaard -- Japan : recasting the post-war security consensus / Haruhiro Fukui -- Russia : struggling for dignity / Katja Mirwaldt with Vladimir I. Ivanov -- Regional or global security cooperation? : the vertices of conflict and interstices of cooperation / James Sperling.