Abdullah is a fellow in the Edward S. Mason Program in Public Policy and Management at Harvard University's John Fitzgerald Kennedy School of Government from 1993 to 1994.

Minister Yaacob and his counterpart, Pehin Dato Abdullah Bakar, signed a Memorandum of understanding (MOU) on environmental cooperation during the visit.

However, he said that rates of increase in transshipment volumes in Southeast Asia are anticipated to be in the range of 5–6% annually, providing Brunei with the chance to capture a portion of the market.

[9] On 15 December 2014, Pehin Abdullah Bakar unveiled the "White paper" for land transportation, which paves the way for reducing Bruneians' reliance on automobiles, preventing traffic congestion, attaining a sustainable society, and enhancing governance.

The minister emphasized a number of advantages that the Land Transport Master Plan's execution will provide to the people of Brunei as the publication of the "white paper" advances its implementation.

Dato Abdullah was bestowed the Manteri title of Yang Berhormat (The Honourable) Pehin Orang Kaya Hamzah Pahlawan on 24 April 2004.