Zaini bin Haji Ahmad (born 21 January 1935) is a Bruneian civil servant, writer, and nationalist activist who played a significant role in the country's political history. A founding member of the (PRB), Zaini was considered one of A. M. Azahari's closest allies. Following the failed 1962 Brunei revolt, he went into exile, where he dedicated his efforts to reviving the PRB and advocating for political reforms in Brunei. Despite facing restrictions as a political refugee in Malaysia, Zaini continued to influence Brunei’s political landscape by lobbying international organisations, seeking support from bodies such as the United Nations (UN) and the Commonwealth, and presenting his case at various conferences.

Early life and education Zaini Bin Haji Ahmad was born on 21 January 1935 in Kampong Sumbiling, Brunei Town, now known as Bandar Seri Begawan. His father, Ahmad Daud, was a prominent figure in Brunei, serving as Sultan Omar Ali Saifuddien III's legal advisor and special advisor. Zaini's parents were Sunni Muslims; while his mother was deeply religious, his father only became particularly devout in his later years.

He received his early education at the Roman Catholic English School in Brunei Town, before continuing his studies at Victoria School in Singapore and St. Thomas School in Kuching. During this time, he also contributed to , a Malay journal edited by , which was published in Singapore. In the 1940s, following the Japanese occupation, Zaini became actively involved with (BARIP).

For a brief period, he worked with the Brunei government as a clerk at the Immigration Department from 1954 to 1955, before serving as an administrative officer in the Economic Development Unit of the State Secretariat's Office. Zaini then pursued higher education at the London School of Economics (LSE) from 1958 to 1960 on a government scholarship.

Career Early political involvement Zaini's father attempted unsuccessfully to dissuade him from joining the PRB. On 15 August 1956, the PRB was officially registered as a political party, and he became one of its initial Executive Council members, appointed head of the organisation section. From 1956 until February 1958, he served on the PRB's executive committee, during which he edited the party's newsletter, which debuted on 5 January 1957. As a committed member, he observed how Azahari skillfully harnessed public frustration, transforming BRUFICO from a trading company into a mass political movement by organising a public procession. In 1957, Zaini also participated in the PRB's Merdeka Mission to London. However, in 1958, he left the PRB to pursue a course in trade union law in the UK. His departure upset fellow members, who accused him of abandoning his responsibilities in the struggle against the British.

He became an administrative officer at the Labour Office in Kuala Belait from 1960 to 1961. He also started his own weekly newspaper, , in 1960, but by the end of 1961, the government forced it to cease due to its anti-government stance. In the early 1960s, Zaini, a former member of the PRB, attempted to establish the Brunei United National Organisation as a rival political party. At the time, the Brunei government was open to the formation of new political parties to weaken the influence of the PRB. However, his party failed to gain significant support and was ultimately unsuccessful. He then chose to rejoin the PRB, and in December 1961.

1962 elections and revolt In the 1962 Bruneian district council election, Zaini defeated Hasbollah Daud of the Brunei United Party (BUP) for the Sumbiling seat in the Brunei–Muara District. The BUP, formed under royal patronage in December 1961, aimed to counter the growing influence of the PRB. Hasbollah contested the election but lost by a significant margin, receiving only 25 votes compared to Zaini's 266. As part of the proposed North Borneo Federation, Azahari named him as minister of economics, commerce, and industry. In preparation for the 1962 elections, the PRB adopted a strategy of "anarchy, chaos, and new order," intending to create a power vacuum through violence that would allow a revolutionary group to take control. The PRB also formed an underground army, the (TNKU), though the plan lacked broader support from neighbouring territories.

It is possible that Azahari was informed by Zaini, who arrived in Singapore from Brunei on 6 December 1962, about the authorities' plans to take action against the PRB leaders. This information may have influenced Azahari's decision to launch the rebellion, which he initiated from Manila the following day. Due to a blunder, the PRB was forced to begin a series of coordinated armed actions two weeks earlier than planned, on 8 December 1962, instead of waiting until Christmas Eve. At the time of the Brunei revolt, he was in Manila as part of the Azahari mission to the headquarters of the UN in New York City, where he was supporting the Malaysia Agreement. It is possible that a meeting involving George Douglas-Hamilton, the sultan, and others leaked information to Zaini, prompting his quick departure from Brunei. This may have convinced Azahari that the rebellion needed to be launched before the authorities could take action against the PRB and the TNKU.

Zaini was involved in planning the revolt, which aimed to capture the Sultan and force him to declare the independence of the Borneo states. Although the Legislative Council meeting was postponed, the revolt went ahead, with he and Azahari already having left for Manila. The revolt began on the night of 7 December, but the sultan was not captured. As soon as the rebellion broke out, the sultan instructed his government to issue arrest warrants for both Azahari and Zaini, accusing them of instigating the revolt in Brunei. The next day, the sultan declared a state of emergency, banned the PRB, and denounced the rebels. During a press conference in Manila on 8 December 1962, Zaini described his narrow escape from Brunei, explaining that he had been tipped off about his imminent arrest for distributing "seditious" propaganda related to the suspension of the Legislative Council session. At the time, he had only "a pair of khaki pants and shirt" with him.

Diplomatic tensions and passport issues In December 1962, while disengaging the Filipinos, the British discovered that Azahari was holding a British passport, issued in Singapore in 1961. On 10 December, the British Foreign Office instructed its ambassador in Manila, John Arthur Pilcher, to inform Azahari that his passport had been revoked. The British also requested that the American authorities deny visas for both Azahari and Zaini. However, the American State Department informed the British that their agreement with the UN obliged them to admit Azahari or Zaini if the UN requested it. As part of Azahari's campaign for international support, Zaini was planning to accompany him to the UN on 11 December 1962, with sponsorship from the Philippine government. The Philippine Department of Foreign Affairs had already requested visas for both Azahari and Zaini from the American embassy in Manila.

While in Manila, Azahari had the advantage of a free press, which extensively covered his statements, prompting the British Ambassador to advise London on 11 December 1962 that the sultan needed to take action to counter Azahari's and his statements, particularly their telegram to the UN Secretary-General, U Thant. On 14 December, the sultan, flanked by his advisers, held a press conference, describing the TNKU, surrounding his palace and opening fire on it. His press statement was widely disseminated, but the press in Manila remained sympathetic to Azahari, portraying the rebellion as an uprising for self-determination. Following these developments, the British ambassador in Manila met with Emmanuel Pelaez on 18 December to urge restraint regarding Azahari and Zaini. The Philippine government wanted to remove them, as they were causing trouble and stirring up local politics. While there was a temptation to send them to the UN, the Philippines preferred to have them in Manila rather than Sukarno's Indonesia. Pelaez, however, expressed the need to resolve the issue before the upcoming Association of Southeast Asia meeting in Manila on 11 January, as he wanted to eliminate Azahari and his influence before then.

The TNKU's mistake was leaving the radio station intact. Within six hours of the rebellion's start, the sultan broadcast a message condemning the rebels and calling on the people to remain loyal. He denied supporting the rebellion and labelled it an attempted coup. White believed the rebels had misjudged the sultan's stance. Before the broadcast, Abdul Hapidz and Pengiran Metussin presented the proclamation of independence to the sultan, who refused to meet them and instead directed them to Marsal, who issued arrest warrants for Azahari and Zaini, accusing them of instigating the rebellion.

After the failed revolt attempt, Zaini betrayed his commitment to Azahari and applied for political refuge in British Hong Kong with the British government in 1963, expecting to be treated with mercy. Eventually, he consented to return to Brunei, exposing himself to the sultan's mercy. However, he was sent back to Brunei and imprisoned without charge or trial for over 10 years in Jerudong Prison. Amnesty International (AI), the UN Human Rights Committee, and the Commonwealth Relations Office in London all made unsuccessful attempts to secure his release. His quest for freedom was further rejected when he offered to renounce his Bruneian citizenship in exchange for exile. In 1966, he volunteered to give up his citizenship for exile, and in 1968, he was granted political asylum in Malaysia, though the Bruneian government chose not to respond. By mid-1968, all but 47 of the first 2,000 detainees had been freed. Despite writing to the Sultan in 1964 to pledge allegiance and denounce violence, Zaini remained imprisoned for eleven years. Later, he expressed his willingness to renounce his citizenship and relocate elsewhere, with the International Commission of Jurists, AI, British Members of Parliament, and B. C. Roberts from LSE taking up his case. During his detention, Zaini obtained his chartered accounting certification.

Political asylum in Malaysia On 12 July 1973, Zaini, along with seven other detainees including Yassin Affandi, escaped from the Berakas Detention Centre with the help of a Malaysian warder. They fled to Limbang and then to Kuala Lumpur, where they were granted political asylum. This escape led to the revival of the PRB, and the group formed a government in exile, continuing the PRB's activities abroad. The escape strained relations between Brunei and Malaysia, particularly when Zaini was allowed to reactivate the PRB in Malaysia, heightening tensions between the two nations. The operation, led by PRB leader Azahari's relatives, was reportedly supported covertly by Malaysia's minister of foreign affairs, Ghazali Shafie, reflecting Malaysia's dissatisfaction with Brunei's refusal to join the Federation of Malaysia in 1963 and the treatment of Malaysian civil servants in Brunei. Upon their arrival in Malaysia, Zaini and ten others were granted political refuge, and by mid-1974, Zaini had successfully settled in Malaysia.