Question: In what year did the unification of the country where Lamban is from happen?

full_context: Document 1: British Empire: Following the defeat of Japan in the Second World War, anti-Japanese resistance movements in Malaya turned their attention towards the British, who had moved to quickly retake control of the colony, valuing it as a source of rubber and tin. The fact that the guerrillas were primarily Malayan-Chinese Communists meant that the British attempt to quell the uprising was supported by the Muslim Malay majority, on the understanding that once the insurgency had been quelled, independence would be granted. The Malayan Emergency, as it was called, began in 1948 and lasted until 1960, but by 1957, Britain felt confident enough to grant independence to the Federation of Malaya within the Commonwealth. In 1963, the 11 states of the federation together with Singapore, Sarawak and North Borneo joined to form Malaysia, but in 1965 Chinese-majority Singapore was expelled from the union following tensions between the Malay and Chinese populations. Brunei, which had been a British protectorate since 1888, declined to join the union and maintained its status until independence in 1984.
Document 2: 2018 Malaysian general election: This marked a historic defeat for the ruling Barisan Nasional coalition, which had been the governing party of Malaysia and its predecessor state, Malaya, since the country's independence in 1957. This makes Mahathir Mohamad the next Prime Minister of Malaysia and, at 92 years old, the oldest head of government in the world, although he has indicated he would give way within a few years to jailed opposition leader Anwar Ibrahim after seeking a royal pardon for him.
Document 3: Mee bandung Muar: Mee bandung Muar, or simply Mee bandung, is a traditional Southeast Asian cuisine originated from Muar, Johor, Malaysia. The word "bandung" in its name derives from the literal meaning of the word in the Malay language, which is "mixed" or "pairs", as in several Malay words like "Sirap bandung" (rose syrup beverage mixed with condensed milk) and "Rumah berbandung" (semi-detached house). It is a misconception to think that the name indicates that Mee bandung originated in Bandung, a city in Indonesia; the two are unrelated.
Document 4: History of Malaysia: Japanese invasion during World War II ended British domination in Malaysia. The subsequent occupation of Malaya, North Borneo and Sarawak from 1942 to 1945 unleashed nationalism. In the Peninsula, the Malayan Communist Party took up arms against the British. A tough military response was needed to end the insurgency and bring about the establishment of an independent, multi-racial Federation of Malaya on 31 August 1957. On 22 July 1963, Sarawak was granted a self - governance. The following month on 31 August 1963, both North Borneo and Singapore were also granted self - governance and all states began to formed Malaysia on 16 September 1963. Approximately two years later, the Malaysian parliament passed a bill without the consent of signatory of Malaysia Agreement 1963 to separate Singapore from the Federation. A confrontation with Indonesia occurred in the early - 1960s. Race riots in 1969 led to the imposition of emergency rule, and a curtailment of political life and civil liberties which has never been fully reversed. Since 1970 the ``Barisan Nasional coalition ''headed by United Malays National Organisation (UMNO) has governed Malaysia until the
Document 5: British Empire: Most former British colonies and protectorates are among the 53 member states of the Commonwealth of Nations, a non-political, voluntary association of equal members, comprising a population of around 2.2 billion people. Sixteen Commonwealth realms voluntarily continue to share the British monarch, Queen Elizabeth II, as their head of state. These sixteen nations are distinct and equal legal entities – the United Kingdom, Australia, Canada, New Zealand, Papua New Guinea, Antigua and Barbuda, The Bahamas, Barbados, Belize, Grenada, Jamaica, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Solomon Islands and Tuvalu.
Document 6: Malaysia: Malaysia has its origins in the Malay kingdoms which, from the 18th century, became subject to the British Empire, along with the British Straits Settlements protectorate. Peninsular Malaysia was unified as the Malayan Union in 1946. Malaya was restructured as the Federation of Malaya in 1948, and achieved independence on 31 August 1957. Malaya united with North Borneo, Sarawak, and Singapore on 16 September 1963 to become Malaysia. In 1965, Singapore was expelled from the federation.The country is multi-ethnic and multi-cultural, which plays a large role in its politics. About half the population is ethnically Malay, with large minorities of Malaysian Chinese, Malaysian Indians, and indigenous peoples. While recognising Islam as the country's established religion, the constitution grants freedom of religion to non-Muslims. The government system is closely modelled on the Westminster parliamentary system and the legal system is based on common law. The head of state is the king, known as the Yang di-Pertuan Agong. He is an elected monarch chosen from the hereditary rulers of the nine Malay states every five years. The head of government is the Prime Minister. The country's official language is Malaysian, a standard form of the Malay language. English remains an active second language.
Document 7: Kelupis: Kelupis (which literally translates to 'glutinous rice rolls' in English) is a traditional kuih for the Bruneian Malay people in the country of Brunei and in the states of Sabah and Sarawak in Malaysia. It is also a traditional snack for the Bisaya people as the three ethnics are ethnically related which is Lun Bawang/Lundayeh also create this kelupis especially on the wedding ceremony.
Document 8: Habichuelas con dulce: Habichuelas con dulce is a sweet bean liquid dessert from the Dominican Republic that is especially popular around the Easter holiday. The dessert is part of the cuisine of the Dominican Republic and is traditionally garnished with milk cookies or with casabe, "a flatbread made of yuca flour."
Document 9: Somalis: Xalwo (halva) is a popular confection eaten during festive occasions, such as Eid celebrations or wedding receptions. It is made from sugar, corn starch, cardamom powder, nutmeg powder and ghee. Peanuts are also sometimes added to enhance texture and flavor. After meals, homes are traditionally perfumed using frankincense (lubaan) or incense (cuunsi), which is prepared inside an incense burner referred to as a dabqaad.
Document 10: United Arab Emirates: The traditional food of the Emirates has always been rice, fish and meat. The people of the United Arab Emirates have adopted most of their foods from other West and South Asian countries including Iran, Saudi Arabia, Pakistan, India and Oman. Seafood has been the mainstay of the Emirati diet for centuries. Meat and rice are other staple foods, with lamb and mutton preferred to goat and beef. Popular beverages are coffee and tea, which can be complemented with cardamom, saffron, or mint to give them a distinctive flavour.Popular cultural Emirati dishes include threed, machboos, khubisa, khameer and chabab bread among others while Lugaimat is a famous Emirati dessert.
Document 11: Lamban: Lamban is a traditional dessert for the Bruneian Malay people in Labuan and in the states of Sabah, Malaysia. The taste of Lamban is almost like the Malays ketupat or the Chinese's rice dumplings and kelupis of Lun Bawang / Lundayeh.
Document 12: Nasi tumpang: Nasi tumpang is rice dish that origin from Kelantan, Malaysia. Nasi tumpang is rice with different layer of dishes wrapped in a cone shape with banana leaf packed. Traditionally, it was staple food for travelers or farmers in Kelantan to bring to work. It is packed tightly consisting an omelette, beef or fish floss, and shrimp or fish local curry, sweet sambal gravy and cucumbers.
Document 13: Nasi kerabu: "Nasi kerabu" is very popular in the east coast states of Peninsular Malaysia such as Kelantan and Terengganu, and now can be found throughout Malaysia as well as in southern Thailand where it is known as "khao yam" (, ).
Document 14: Private school: After Malaysia's independence in 1957, the government instructed all schools to surrender their properties and be assimilated into the National School system. This caused an uproar among the Chinese and a compromise was achieved in that the schools would instead become "National Type" schools. Under such a system, the government is only in charge of the school curriculum and teaching personnel while the lands still belonged to the schools. While Chinese primary schools were allowed to retain Chinese as the medium of instruction, Chinese secondary schools are required to change into English-medium schools. Over 60 schools converted to become National Type schools.
Document 15: Malaysia: The education system features a non-compulsory kindergarten education followed by six years of compulsory primary education, and five years of optional secondary education. Schools in the primary education system are divided into two categories: national primary schools, which teach in Malay, and vernacular schools, which teach in Chinese or Tamil. Secondary education is conducted for five years. In the final year of secondary education, students sit for the Malaysian Certificate of Education examination. Since the introduction of the matriculation programme in 1999, students who completed the 12-month programme in matriculation colleges can enroll in local universities. However, in the matriculation system, only 10 per cent of places are open to non-bumiputera students.
ground_truth: 1963
sub_queries: Which was the country for Lamban? Answer: Malaysia
In what year did the unification of Malaysia happen? Answer: 1963