Question: Who brought the language Hokkien to the country on the natural boundary between the country that hosted the tournament and the country where A Don is from?

Knowledge 1: 2018 FIFA World Cup
2018 FIFA World Cup Чемпионат мира по футболу 2018 (Chempionat mira po futbolu 2018) Tournament details Host country Russia Dates 14 June -- 15 July Teams 32 (from 5 confederations) Venue (s) 12 (in 11 host cities) ← 2014 2022 → [SEP] Knowledge 2: Hokkien
There are many Hokkien speakers among overseas Chinese in Southeast Asia as well as in the United States. Many ethnic Han Chinese emigrants to the region were Hoklo from southern Fujian, and brought the language to what is now Burma (Myanmar), Indonesia (the former Dutch East Indies) and present day Malaysia and Singapore (formerly Malaya and the British Straits Settlements). Many of the Hokkien dialects of this region are highly similar to Taiwanese and Amoy. Hokkien is reportedly the native language of up to 98.5% of the Chinese Filipino in the Philippines, among which is known locally as Lan-nang or Lán-lâng-oē ("Our people’s language"). Hokkien speakers form the largest group of Chinese in Singapore, Malaysia and Indonesia.[citation needed] [SEP] Knowledge 3: Geography of Myanmar
Myanmar (also known as Burma) is the northwestern-most country of mainland Southeast Asia, bordering China, India, Bangladesh, Thailand and Laos. It lies along the Indian and Eurasian Plates, to the southeast of the Himalayas. To its west is the Bay of Bengal and to its south is the Andaman Sea. It is strategically located near major Indian Ocean shipping lanes. [SEP] Knowledge 4: A Don
A Don is a village in south-eastern Laos near the border with Vietnam. It is located in Kaleum District in Sekong Province.
Knowledge 1: 2018 FIFA World Cup
2018 FIFA World Cup Чемпионат мира по футболу 2018 (Chempionat mira po futbolu 2018) Tournament details Host country Russia Dates 14 June -- 15 July Teams 32 (from 5 confederations) Venue (s) 12 (in 11 host cities) ← 2014 2022 → [SEP] Knowledge 2: Hokkien
There are many Hokkien speakers among overseas Chinese in Southeast Asia as well as in the United States. Many ethnic Han Chinese emigrants to the region were Hoklo from southern Fujian, and brought the language to what is now Burma (Myanmar), Indonesia (the former Dutch East Indies) and present day Malaysia and Singapore (formerly Malaya and the British Straits Settlements). Many of the Hokkien dialects of this region are highly similar to Taiwanese and Amoy. Hokkien is reportedly the native language of up to 98.5% of the Chinese Filipino in the Philippines, among which is known locally as Lan-nang or Lán-lâng-oē ("Our people’s language"). Hokkien speakers form the largest group of Chinese in Singapore, Malaysia and Indonesia.[citation needed] [SEP] Knowledge 3: Geography of Myanmar
Myanmar (also known as Burma) is the northwestern-most country of mainland Southeast Asia, bordering China, India, Bangladesh, Thailand and Laos. It lies along the Indian and Eurasian Plates, to the southeast of the Himalayas. To its west is the Bay of Bengal and to its south is the Andaman Sea. It is strategically located near major Indian Ocean shipping lanes. [SEP] Knowledge 4: 2017 FIFA Confederations Cup
Russia was announced as the hosts on 2 December 2010 after the country was awarded the hosting rights of the 2018 FIFA World Cup. The matches were played in four different stadiums across four cities: Saint Petersburg, Moscow, Kazan, and Sochi. It was the first time Russia has hosted the tournament, and the third time the Confederations Cup has been held in the European continent. As hosts, Russia qualified automatically for the tournament; they were joined by the six winners of the FIFA confederation championships and the 2014 FIFA World Cup champions, Germany.
Knowledge 1: A Don
A Don is a village in south-eastern Laos near the border with Vietnam. It is located in Kaleum District in Sekong Province. [SEP] Knowledge 2: Hokkien
There are many Hokkien speakers among overseas Chinese in Southeast Asia as well as in the United States. Many ethnic Han Chinese emigrants to the region were Hoklo from southern Fujian, and brought the language to what is now Burma (Myanmar), Indonesia (the former Dutch East Indies) and present day Malaysia and Singapore (formerly Malaya and the British Straits Settlements). Many of the Hokkien dialects of this region are highly similar to Taiwanese and Amoy. Hokkien is reportedly the native language of up to 98.5% of the Chinese Filipino in the Philippines, among which is known locally as Lan-nang or Lán-lâng-oē ("Our people’s language"). Hokkien speakers form the largest group of Chinese in Singapore, Malaysia and Indonesia.[citation needed] [SEP] Knowledge 3: Geography of Myanmar
Myanmar (also known as Burma) is the northwestern-most country of mainland Southeast Asia, bordering China, India, Bangladesh, Thailand and Laos. It lies along the Indian and Eurasian Plates, to the southeast of the Himalayas. To its west is the Bay of Bengal and to its south is the Andaman Sea. It is strategically located near major Indian Ocean shipping lanes. [SEP] Knowledge 4: 1998 FIFA World Cup
The tournament was won by host country France, who beat defending champions Brazil 3 -- 0 in the final. France won their first title, becoming the seventh nation to win a World Cup, and the sixth (after Uruguay, Italy, England, West Germany and Argentina) to win the tournament on home soil. Croatia, Jamaica, Japan and South Africa made their first appearances in the finals.

Answer: Han Chinese emigrants