The Nobel Peace Prize Award Ceremony at the Oslo City Hall in Norway.

© Nobel Media AB 2009. Produced by NRK

General view of the Oslo City Hall during the Nobel Peace Prize Award Ceremony on 10 December 2009, where the Nobel Peace Prize was awarded to Barack H. Obama.

© Nobel Media AB 2009. Produced by NRK

Barack H. Obama and Michelle Obama arrive at the Nobel Peace Prize Award Ceremony in the Oslo City Hall.

© The Norwegian Nobel Institute 2009. Photo: Ken Opprann

Chinese pianist Lang Lang performed Chopin's Etude in E, Op. 10, No. 3 and Franz Liszt's Liebestraum at Oslo City Hall during the Nobel Peace Prize Award Ceremony.

© Nobel Media AB 2009. Produced by NRK

Barack H. Obama shows his Nobel Peace Prize Medal and Diploma at the Award Ceremony in Oslo, Norway, 10 December 2009. To his left stands Thorbjørn Jagland, Chairman of the Norwegian Nobel Committee.

© Nobel Media AB 2009. Produced by NRK

The Norwegian Royal Family applauds this year's Nobel Peace Prize Laureate, Barack H. Obama. From left: King Harald V, Queen Sonja, Crown Princess Mette-Marit and Crown Prince Haakon of Norway.

© Nobel Media AB 2009. Produced by NRK

Barack H. Obama during the Nobel Peace Prize Award Ceremony.

© Nobel Media AB 2009. Produced by NRK

Barack H. Obama delivers his Nobel Lecture in the Oslo City Hall, 10 December 2009.

© The Norwegian Nobel Institute 2009. Photo: Ken Opprann

Barack H. Obama signs the guest book at the Norwegian Nobel Institute. Behind him stands (from left): Kaci Kullmann Five, Deputy Chairman of the Norwegian Nobel Committee, Geir Lundestad, Director of the Nobel Institute, Thorbjørn Jagland, Chairman of the Norwegian Nobel Committee, and Michelle Obama.

© The Norwegian Nobel Institute 2009. Photo: Ken Opprann

Barack H. Obama and Michelle Obama view the traditional torch light procession in Oslo from their balcony at the Grand Hôtel.

© The Norwegian Nobel Institute 2009. Photo: Ken Opprann

2009 Nobel Peace Prize Banquet. From left: U.S. Ambassador to Norway Barry B. White, Michelle Obama, King Harald V of Norway, Nobel Peace Prize Laureate Barack H. Obama, and Thorbjørn Jagland, Chairman of the Norwegian Nobel Committee.

© The Norwegian Nobel Institute 2009. Photo: Ken Opprann

Barack H. Obama proposes a toast to Alfred Nobel at the Nobel Peace Prize Banquet at the Grand Hôtel in Oslo, Norway.

© The Norwegian Nobel Institute 2009. Photo: Ken Opprann

Barack H. Obama and Michelle Obama dance during the 2009 Nobel Banquet in the Hall of Mirrors at the Grand Hôtel in Oslo, Norway.

© The Norwegian Nobel Institute 2009. Photo: Ken Opprann