As a diplomat , he has served in Belgrade ( 1981-1983 ) , Bonn ( 1985-1987 ) , the French mission to the EU in Brussels ( 1988-1991 and 1997-2002 ) , Moscow ( 1991-1994 ) and Bucharest ( ambassador to Romania , 2002-2005 ) . He has also served in various roles in Paris , notably as president of the Agency for French Education Abroad ( 2004-2007 ) . He has also worked as deputy chief-of-staff to Hervé de Charette ( 1995-1997 ) and as chief-of-staff to Bernard Kouchner ( May 2007-April 2009 ) . In the latter role , he was closely involved in the G20 summit following the 2008 financial crash , the evacuation of French citizens from Tbilisi during the Russian invasion of Georgia , and the French presidency of the Council of the European Union
G20 summit
2008 G20 Washington summit
Philippe Étienne