Prime Minister Najib Razak and President Barack Obama met just before the Nuclear Security Summit in Washington on 12 April 2010 . This meeting was thought by many to represent a significant improvement in Malaysia – United States relations . This was their first one-on-one meeting . During their talk , Obama sought further assistance from Malaysia in stemming nuclear proliferation which Obama described as the greatest threat to world security . In June 2009 Najib and Obama discussed via telephone the global financial crisis , nuclear non-proliferation issues and two Malaysians detained at Guantanamo Bay detention camp . During the summit Najib stressed that Malaysia only supported nuclear programmes designed for peaceful purposes . Najib 's attendance at the summit was part of a week-long official visit to the US
Nuclear Security Summit
2010 Nuclear Security Summit
Malaysia–United States relations