King Carl XVI Gustaf and Queen Silvia of Sweden have been greeted by Poland\'s presidential couple and a military Guard of Honor at the start of their three-day visit to Poland. Sweden\'s royal couple was met Wednesday by President Bronislaw Komorowski and First Lady Anna Komorowska in the yard of the Presidential Palace. The military band played both anthems and then the king and the president reviewed the Guard of Honor, the Associated Press reported. A declaration of political cooperation between the two nations, which both border the Baltic Sea, is to be signed during the visit. Talks are to center on European Union issues.