Page last updated at 16:05 GMT, Wednesday, 10 December 2008 The former president of Finland, Martti Ahtisaari, called for greater efforts to resolve the Middle East conflict, as he accepted the Nobel Peace Prize. Mr Ahtisaari won the prize for his efforts to resolve conflicts around the world over the past 30 years. At the ceremony in Norway, he called on US President-elect Barack Obama to give "h