4 November 2009 – His Excellency Dato Paduka Haji Yusoff bin Haji Abdul Hamid and His Excellency President Barack Obama at the presentation of Letter of Credentials as Ambassador of Brunei Darussalam to the United States of America.

The presentation of the Credentials was held at the White House in Washington D.C., USA.

His Excellency Dato Paduka Haji Yusoff bin Haji Abd Hamid, Ambassador of Brunei Darussalam to the United States of America presents the copy of his Letter of Credentials to Her Excellency Ambassador Capricia Penavic Marshall, Head of Protocol , State Department on 2 October 2009 in Washington, USA.