Schuessel is scheduled to attend the opening of a forum of the German Bertelsmann Foundation, which will take place in Zagreb on Friday and Saturday.
The forum will discuss the prospects of Southeast European countries on the road to European Union membership and the crisis in the EU following the rejection of the European Constitution by France and the Netherlands.
The meeting will be attended by politicians from Croatia, Southeast Europe and the EU, including Slovene Foreign Minister Dimitrij Rupel and the Coordinator of the Southeast Europe Stability Pact, Erhard Busek.