Brussels, 03/04/2002 (Agence Europe) - In dialogue through the pages of the last issue of the weekly 'L'Express", French Foreign Minister Hubert Védrine and his former counterpart, Alain Juppé, expressed their views on the idea of a "vanguard" in Europe, or a "pioneer group" as President Chirac calls it. "We cannot do without such a group", Mr Juppé considers. Mr Védrine, for his part, admits he is "frankly perplexed about Jacques Chirac's proposal". He continues: "So a small group is...