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1 (of 14) The Nobel Peace Prize Award Ceremony 2008 at the Oslo City Hall, Norway.

© The Nobel Foundation 2008. Photo: Odd-Steinar Tøllefsen

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2 (of 14) Martti Ahtisaari delivering his Nobel Lecture at the Oslo City Hall, 10 December 2008.

© The Nobel Foundation 2008. Photo: Ken Opprann

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3 (of 14) Martti Ahtisaari with his Nobel Peace Prize Medal and Diploma at the Award Ceremony in Oslo, Norway.

© The Nobel Foundation 2008. Photo: Ken Opprann

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4 (of 14) King Harald V of Norway (left) shakes hands with Nobel Peace Prize Laureate Martti Ahtisaari (right) after the Award Ceremony.

© The Nobel Foundation 2008. Photo: Ken Opprann

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5 (of 14) Nobel Laureate Martti Ahtisaari (left) with members of the Norwegian Nobel Committee: Berge Furre, Sissel Rønbeck, Inger-Marie Ytterhorn and Kaci Kullmann Five.

© The Nobel Foundation 2008. Photo: Ken Opprann

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6 (of 14) Martti Ahtisaari, 2008 Nobel Peace Prize Laureate, signs the guest book at the Norwegian Nobel Institute.

© The Nobel Foundation 2008. Photo: Ken Opprann

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7 (of 14) The 2008 Nobel Peace Prize Laureate with the Norwegian Royal Family at the Royal Palace in Oslo, Norway (from left to right): Queen Sonja of Norway, Eeva Ahtisaari, Martti Ahtisaari, King Harald V, Crown Princess Mette-Marit and Crown Prince Haakon of Norway.

© The Nobel Foundation 2008. Photo: Ken Opprann

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8 (of 14) Martti Ahtisaari viewing the traditional torch light procession in Oslo from his balcony at the Grand Hotel.

© The Nobel Foundation 2008. Photo: Ken Opprann

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9 (of 14) 2008 Nobel Peace Prize Banquet. From left: Their Majesties King Harald V and Queen Sonja of Norway, Ole Danbolt Mjøs, Chairman of the Norwegian Nobel Committee, and Eeva and Martti Ahtisaari.

© The Nobel Foundation 2008. Photo: Ken Opprann

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10 (of 14) 2008 Nobel Peace Prize Banquet. From left: King Harald V of Norway, Nobel Peace Prize Laureate Martti Ahtisaari and Ole Danbolt Mjøs, Chairman of the Norwegian Nobel Committee.

© The Nobel Foundation 2008. Photo: Ken Opprann

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11 (of 14) Nobel Peace Prize Laureate Martti Ahtisaari (middle) on stage with the hosts of the 2008 Nobel Peace Prize Concert, Sir Michael Caine and Scarlett Johansson.

© The Nobel Foundation 2008. Photo: Ken Opprann

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12 (of 14) Robyn on stage at the 2008 Nobel Peace Prize Concert.

Copyright © The Nobel Foundation 2008 Photo: Ken Opprann

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13 (of 14) Diana Ross was one of many famous artists performing at the 2008 Nobel Peace Prize Concert. Here with Scarlett Johansson (left) and Sir Michael Caine (right).

Copyright © The Nobel Foundation 2008 Photo: Ken Opprann

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14 (of 14) Eeva and Martti Ahtisaari are among the audience at the Nobel Peace Prize Concert. Artists from all over the world gathered at the Oslo Spektrum in Norway to honour the 2008 Nobel Peace Prize Laureate and help spread a message of peace.

Copyright © The Nobel Foundation 2008 Photo: Ken Opprann