Invoking his 'heroes' Mahatma Gandhi and legendary civil rights leader Martin Luther King, US President Barack Obama received the 2009 Nobel Peace Prize in the capital of Norway Oslo .<br/><br/>In his acceptance speech Obama said there is nothing weak -nothing passive – nothing na’ve – in the creed and lives of Gandhi and King.<br/><br/>The 48-year-old President said he is committed to upholding the nuclear non-proliferation treaty and that he is working with Russian President Medvedev to reduce America and Russia's nuclear stockpiles. <br/><br/>Noting that terrorism has long been a tactic, Obama said modern technology allows a few small men with outsized rage to murder innocents on a horrific scale. <br/><br/>He is the third sitting US president to win the award after Theodore Roosevelt in 1906 and Woodrow Wilson in 1919. Former US president Jimmy Carter won the prize in 2002.<br/><br/>Tamil Nadu-born Venkatraman Ramakrishnan, one of the three winners of this year's Nobel Prize in Chemistry,received the prize at a gala ceremony at Stockholm along with other recipients.<br/><br/>The other Nobel laureates in literature, economics, physics and medicine also received their prizes from Swedish<br/><br/>King Carl XVI Gustaf at a formal event in Stockholm's Concert Hall. A record five women have been awarded the Nobel this year.<br/> <br/>