paragraph_text: Nuptse or Nubtse (Sherpa: ནུབ་རྩེ། नुबचे, Wylie: Nub rtse)  is a mountain in the Khumbu region of the Mahalangur Himal, in the Nepalese Himalayas. It lies two kilometres WSW of Mount Everest. Nubtse is Tibetan for "west peak", as it is the western segment of the Lhotse-Nubtse massif.

paragraph_text: Zhejiang consists mostly of hills, which account for about 70% of its total area. Altitudes tend to be the highest to the south and west and the highest peak of the province, Huangmaojian Peak (1,929 meters or 6,329 feet), is located there. Other prominent mountains include Mounts Yandang, Tianmu, Tiantai, and Mogan, which reach altitudes of 700 to 1,500 meters (2,300 to 4,900 ft).

paragraph_text: The Second Sino - Japanese War was a military conflict fought primarily between the Republic of China and the Empire of Japan from July 7, 1937 to September 9, 1945. It began with the Marco Polo Bridge Incident in 1937 in which a dispute between Japanese and Chinese troops escalated into a battle. The conflict then escalated further into a full - scale war. It ended with the unconditional surrender of Japan on September 2, 1945 to the Allies of World War II.

paragraph_text: Dipprasad Pun, CGC () is a Nepalese sergeant of the Royal Gurkha Rifles who was decorated with the Conspicuous Gallantry Cross for an act of bravery during the War in Afghanistan on the night of 17 September 2010. Pun, then an acting sergeant, single-handedly defeated 12 to 30 Taliban insurgents who were storming his control post near Babaji in Helmand province.

paragraph_text: It is generally considered that the Pacific War began on 7/8 December 1941, on which date Japan invaded Thailand and attacked the British possessions of Malaya, Singapore, and Hong Kong as well as the United States military bases in Hawaii, Wake Island, Guam and the Philippines. Some historians contend that the conflict in Asia can be dated back to 7 July 1937 with the beginning of the Second Sino-Japanese War between the Empire of Japan and the Republic of China, or possibly 19 September 1931, beginning with the Japanese invasion of Manchuria. However, it is more widely accepted that the Pacific War itself started in early December 1941, with the Sino-Japanese War then becoming part of it as a theater of the greater World War II.[nb 9]

paragraph_text: Kolmaš writes that, as the Mongol presence in Tibet increased, culminating in the conquest of Tibet by a Mongol leader in 1642, the Ming emperors "viewed with apparent unconcern these developments in Tibet." He adds that the Ming court's lack of concern for Tibet was one of the reasons why the Mongols pounced on the chance to reclaim their old vassal of Tibet and "fill once more the political vacuum in that country." On the mass Mongol conversion to Tibetan Buddhism under Altan Khan, Laird writes that "the Chinese watched these developments with interest, though few Chinese ever became devout Tibetan Buddhists."

paragraph_text: Some historians believe Emperor Hirohito was directly responsible for the atrocities committed by the imperial forces in the Second Sino - Japanese War and in World War II. They feel that he, and some members of the imperial family such as his brother Prince Chichibu, his cousins Prince Takeda and Prince Fushimi, and his uncles Prince Kan'in, Prince Asaka, and Prince Higashikuni, should have been tried for war crimes.

paragraph_text: The was an infantry division in the Imperial Japanese Army. Its tsūshōgō code name was the or 1515 or 1573. The "9th Division" was one of six infantry divisions newly raised by the Imperial Japanese Army after the First Sino-Japanese War (1894–1895). Its troops were recruited primarily from communities in the Hokuriku region of Japan (Ishikawa, Toyama and Fukui, with its headquarters located within the grounds of Kanazawa Castle.

paragraph_text: In 711, troops mostly formed by Moors from North Africa led the Umayyad conquest of Hispania. The Iberian peninsula then came to be known in classical Arabic as Al - Andalus, which at its peak included most of Septimania and modern - day Spain and Portugal.

paragraph_text: In the early 1960s, the Nepalese government coined a Nepali name for Mount Everest, Sagarmāthā or Sagar - Matha (सागर - मथ्था).

paragraph_text: Kukan (1941) is a documentary film co-produced by Li Ling-Ai and Rey Scott and directed by Rey Scott about the Chinese resistance to Japanese aggression during the early part of World War II (see Second Sino-Japanese War). Though Ling-Ai was a co-producer and sponsor of the film, she was credited as a "technical advisor" in its credits.

paragraph_text: Namcha Barwa was located in 1912 by British surveyors but the area remained virtually unvisited until Chinese alpinists began attempting the peak in the 1980s.  Although they scouted multiple routes, they did not reach the summit. In 1990 a Chinese-Japanese expedition reconnoitered the peak.  Another joint expedition reached 7,460 metres (24,480 ft) in 1991 but lost member Hiroshi Onishi in an avalanche. The next year a third Chinese-Japanese expedition established six camps on the South Ridge over intermediate Nai Peng (7,043 metres or 23,107 feet) reaching the summit October 30.

paragraph_text: Marc-Edmond Dominé (21 June 1848 – 28 June 1921) was a French Army officer who served in the Franco-Prussian War, the Sino-French War, and in the various territories of the French colonial empire.

paragraph_text: The NEFA (North-East Frontier Agency) was created in 1954. The issue was quiet for nearly a decade, with a period of cordial Sino-Indian relations, but its resurgence in 1960 was a factor leading to the Sino-Indian border conflict of 1962. During the war in 1962, China captured most of the area of Arunachal Pradesh. However, China soon declared victory, withdrew back to the McMahon Line and returned Indian prisoners of war in 1963. It is believed by some commentators that Mao wanted to intimidate India for its continued support of the Dalai Lama, and for its stance on Tibet being an independent state and not a Chinese territory. There was a significant influx of Tibetan refugees into India, primarily to Dharamshala in North India.

paragraph_text: The Sino-Nepalese War (), also known as the Sino-Gorkha war and in Chinese the Campaign of Gorkha (), was an invasion of Tibet by Nepal from 1788-1792. The war was initially fought between Nepalese and Tibetan armies over a trade dispute related to a long-standing problem of low-quality coins manufactured by Nepal for Tibet. The Nepalese Army under Bahadur Shah plundered Tibet under Qing rule and Tibetans signed the Treaty of Kerung paying annual tribute to Nepal. However, Tibetans requested for Chinese intervention and Sino-Tibetan forces under Fuk'anggan raided Nepal up to Nuwakot only to face strong Nepalese counterattack. Thus, both countries signed the Treaty of Betrawati as a stalemate.

paragraph_text: Sino Plaza is a skyscraper located in the Causeway Bay district of Hong Kong. The tower rises 38 floors and is high. Completed in 1992, the building was designed by architectural firm Ho & Partners Architects, and developed by Sino Land Company Limited. Sino Plaza is the 85th-tallest building in Hong Kong, and is composed entirely of commercial office space. It has a total floor area of .

paragraph_text: Lesozavodsk () is a town in Primorsky Krai, Russia, located on the Ussuri River (Amur's tributary), from the Sino–Russian border and about north of Vladivostok, the administrative center of the krai. Population: 37,000 (1972). It was formerly known as Ussuri ().

paragraph_text: For several decades, peace reigned in Tibet, but in 1792 the Qing Qianlong Emperor sent a large Chinese army into Tibet to push the invading Nepalese out. This prompted yet another Qing reorganization of the Tibetan government, this time through a written plan called the "Twenty-Nine Regulations for Better Government in Tibet". Qing military garrisons staffed with Qing troops were now also established near the Nepalese border. Tibet was dominated by the Manchus in various stages in the 18th century, and the years immediately following the 1792 regulations were the peak of the Qing imperial commissioners' authority; but there was no attempt to make Tibet a Chinese province.

paragraph_text: The Nepalese caste system is the traditional system of social stratification of Nepal. The Nepalese caste system broadly borrows the classical Hindu Chaturvarnashram model consisting of four broad social classes or varna: Brahmin, Kshatriya, Vaishya, Sudra.

paragraph_text: Marquis Zeng Jize () (1839 – April 12, 1890), one of China's earliest ministers to London, Paris and Saint Petersburg, played an important role in the diplomacy that preceded and accompanied the Sino-French War (August 1884–April 1885).

Question: When did the Mongol conquest reach its peak, in the region where the Sino-Nepalese War occurred?
Answer: 1642