Portuguese Prime Minister Jose Socrates starts Wednesday a four day tour to Brazil and Venezuela. In Brazil, where he will stay for three days, the goal of his trip is to attend to the third Alliance of Civilization forum that will take place in Rio de Janeiro, on Friday. The Alliance of Civilization is a high-level group of experts organized by the UN secretary general in order to find paths for peace and understanding among different cultures. Socrates will also have two meetings with entrepreneurs. On Saturday, Socrates will be in Venezuela where he will sign commercial agreements and meet representatives of the Portuguese community. 