It had the largest network of offices (eight branches and eight agencies) in the islands.
Bank of Hawaii then simply gave its 51% stake in NBSI to the Solomon Islands government.
In 2003, widespread public unrest over the failure of a pyramid investment scheme forced ANZ to hire a charter jet to fly its expatriate bank officials to Melbourne.
On 27 April 2007, Bank South Pacific made a formal announcement to the Port Moresby Stock Exchange that it had wholly acquired NBSI.
On 29 January 2015, BSP entered into an agreement to acquire Westpac's banking operations in Samoa, Cook Islands, Solomon Islands, Vanuatu and Tonga for A$125 million.