11/04/2007 (Agence Europe) -Polish Prime Minister Jaroslaw Kaczynski is to visit the European Commission on 18 April. He will have a meeting with the College of Commissioners, followed by lunch with President José Manuel Barroso and bilateral talks with Commissioners Günter Verheugen (Industry) and Stavros Dimas (Environment), a Commission spokesperson announced on Wednesday. The Polish veto on opening negotiations between the EU and Russia on a new partnership agreement, and the...