Belgium's Crown Prince Philippe, right, welcomes Spain's Crown Prince Felipe upon his arrival at the Royal Castle of Laeken in Brussels.
Belgium's Crown Prince Philippe, right, talks with Spain's Crown Prince Felipe during a visit at the Royal Palace in Brussels.
Newly appointed Prime Minister Yves Leterme, second left, stands next to Belgium's King Albert II, left, as Minister for Social Affairs Laurette Onkelinx, second right, and Minister for Budget Jolle Milquet look on at the Royal Palace in Laeken, Brussels.
Sweden
Sweden's King Carl XVI Gustaf, right, and Queen Silvia are seen ahead of a gala dinner at the Ajuda Palace in Lisbon Monday, May 5, 2008. Sweden's king was on a three-day state visit to Portugal.
Sweden's King Carl XVI Gustaf, standing, speaks as Sweden's Queen Silvia, back row, left, Portuguese President Anibal Cavaco Silva, back row, second left, and his wife Maria, right, look on during a gala dinner at the Ajuda Palace in Lisbon Monday, May 5, 2008.
Sweden's King Carl XVI Gustaf and Queen Silvia are welcomed by Portuguese boy scouts at the Cathedral in Evora, Portugal on Wednesday, May 7, 2008.
Sweden's Queen Silvia, front, and Maria Cavaco Silva arrive at The Belem Palace in Lisbon Monday, May 5, 2008. Sweden's king and queen were on a three-day state visit to Portugal.
Sweden's King Carl XVI Gustaf and Queen Silvia pose during a photo opportunity at the Alqueva dam, close to Amieira, Evora, Portugal, Wednesday, May 7, 2008.
Crown Princess Victoria of Sweden arrives to attend the wedding between Prince Joachim of Denmark and Marie Cavallier at the Mogeltonder church in Mogeltonder, Denmark, May 24, 2008.
Norway
The speaker of the Parliament of Slovakia, Pavol Paska, right, shakes hands with Norway's King Harald after talks at the Royal Palace in Oslo.
Norway's Queen Sonja, left, and King Harald, second from right, pose with Abel Prize winners Jacques Tits, second from left, and John Griggs Thompson, center, and Tits' wife, Marie-Jeanne Tits.
This year's recipients of the Abel Prize, John Griggs Thompson, left, and Jacques Tits, receive their prizes and diplomas from Norway's King Harald at the University of Oslo Tuesday May 20, 2008. Thompson and Tits won the prize for their outstanding achievements in algebra and especially for their shaping of modern group theory.
Crown Prince Haakon and Crown Princess Mette-Marit of Norway depart after they attended the wedding of Prince Joachim of Denmark and Princess Marie of Denmark, at the Mogeltonder church in Mogeltonder, Denmark on May 24, 2008.
Saudi Arabia
President Bush, front right, walks with Saudi King Abdullah during an arrival ceremony at Riyadh-King Khalid International Airport in Riyadh, Saudi Arabia, Friday, May 16, 2008.
President Bush sits with Saudi King Abdullah upon his arrival at the King's Villa at the Al Janadriyah Ranch in Riyadh, Saudi Arabia, Friday, May 16, 2008.
First lady Laura Bush has tea with Saudi King Abdullah after arriving with President Bush at Riyadh-King Kahlid International Airport in Riyadh, Saudi Arabia, Friday, May 16, 2008.
Spain
Spain's King Juan Carlos, center, and Queen Sofia, left, comfort the widow of Leopoldo Calvo Sotelo, Pilar Ibanez-Martin, front right, at the funeral service for Calvo Sotelo at the Almudena cathedral in Madrid Thursday, May 8, 2008.
Crown Prince Felipe, center left, and his wife, Princess Letizia, leave the Spanish Parliament with Spain's Prime Minister Jose Luis Rodriguez Zapatero, top left, and his wife Sonsoles Espinosa after the coffin of former Prime Minister Leopoldo Calvo Sotelo was carried inside to lie in state, in Madrid, Sunday, May 4, 2008.
Spain's King Juan Carlos, rear left, Queen Sofia, second left, Prince Felipe, third left, and Spain's Prime Minister Jose Luis Rodriguez Zapatero stand near the coffin of Spain's former Prime Minister Leopoldo Calvo Sotelo lying inside the Spanish Parliament in Madrid, Sunday, May 4, 2008.
Spain's King Juan Carlos places the Royal Order of Carlos III medal on the coffin of Spain's former Prime Minister Leopoldo Calvo Sotelo, lying inside the Spanish Parliament in Madrid, Sunday, May 4, 2008. Calvo Sotelo presided over Spain's government during a rocky transition from the fascist dictatorship of Gen. Francisco Franco to liberal democracy.