Question: The Naga Chili, closely related to the Bhut jolokia, also known as ghost pepper, ghost chili, U-morok, red naga, naga jolokia and ghost jolokia, is an interspecific hybrid chili pepper cultivated in the Indian states of Arunachal Pradesh, Assam, Nagaland and Manipur, and is closely related to the Naga morich, of which country?

Context paragraphs:
Rongmei Naga: The Rongmei (pronounced "Ruang-mei") are a major Naga tribe indigenous to Assam, Manipur and Nagaland in North-East India.  The Rongmei Naga are a scheduled tribe under the Constitution of India.  Like any other Naga tribe, the Rongmei have their own rich culture, customs, and traditions.  The Gaan-Ngai festival (post-harvest festival) is celebrated annually between December and January.  Among Naga tribes, they are known for their colorful dances and exquisite traditional attire.

Zeliangrong: Zeliangrong people are one of the major indigenous Naga communities living in the tri-junction of Assam, Manipur and Nagaland in India.  The term "Zeliangrong" refers to the Zeme, Liangmai and Rongmei Naga tribes combined together.  Earlier, the term also covered the Inpui tribe.  The proper noun Zeliangrong does not denote a tribe but, rather, a union of tribes or, rather, the apex tribe of three aforementioned tribes (Zeme Naga, Liangmai Naga, Rongmei Naga).

Bhut jolokia: The Bhut jolokia ( [ˈbʱʊt.zɔˌlɔkiˌja]), also known as ghost pepper, ghost chili, U-morok, red naga, naga jolokia and ghost jolokia, is an interspecific hybrid chili pepper cultivated in the Indian states of Arunachal Pradesh, Assam, Nagaland and Manipur.  It is a hybrid of "Capsicum chinense" and "Capsicum frutescens" and is closely related to the Naga morich of Bangladesh.

Naga people: The Naga people (] ) are an ethnic group conglomerating of several tribes native to the North Eastern part of India and north-western Myanmar (Burma).  The tribes have similar cultures and traditions, and form the majority ethnic group in the Indian state of Nagaland, with significant population in Manipur, Arunachal Pradesh and in Assam.

Trinidad moruga scorpion: The Trinidad moruga scorpion ("Capsicum chinense") is native to the district of Moruga in Trinidad and Tobago.  On February 13, 2012, New Mexico State University's Chile Pepper Institute identified the Trinidad moruga scorpion as the hottest chili in the world, with a mean heat of more than 1.2 million Scoville heat units (SHUs) and individual plants with a heat of more than 2 million SHUs.  According to the Chile Pepper Institute, the previous record holder was the Bhut jolokia of India, as it never accepted the Infinity chili and Naga Viper pepper that were previous record holders per Guinness World Records.  The current world record holder is the Carolina Reaper with 1.57 million SHU.

Chocolate Bhutlah: The Chocolate Bhutlah is a strain of chile pepper, originally created by Chad Soleski.  The variety was made by accident, via an unintentional cross-pollination.  The mother plant was the Red Bhutlah, which is a cross between the Trinidad Douglah (also known as the 7 pot/pod douglah or 7 pod brown), and Bhut Jolokia (ghost pepper).  It's unknown from which variety they were crossed.  Chad Soleski gave these cross-pollinated seeds for the Red Bhutlah to Steven Mclaurin, who grew them out and discovered the chocolate-colored pods.  A large specimen was sent to, and reviewed by, Ted Barrus, which caused a sensation in the chili pepper community; that it could be the next hottest pepper in the world.

Konyak languages: The Konyak languages, or Northern Naga, are a small family of half a dozen Sino-Tibetan languages spoken by the Naga people in southeastern Arunachal Pradesh and northeastern Nagaland states of northeastern India.  They are not particularly closely related to other Naga languages.  The best known Konyak languages are Konyak and Nocte.

Naga Morich: The Naga Chili, closely related to the Bhut jolokia, is a chili pepper cultivated in Bangladesh and North East India.  It is mostly very similar to Bhut Jolokia, or Ghost Chilli.  In the UK it is called Dorset Naga which is originally from Bangladesh.  It is one of the hottest known chilli peppers.

Hot pepper challenge: The hot pepper challenge (also ghost pepper challenge or chili pepper challenge) is a viral internet food challenge that involves filming oneself while eating and swallowing a chili pepper that is high on the Scoville scale and known for its pungent qualities, in particular the Habanero, Bhut Jolokia (ghost pepper) and the Trinidad Moruga Scorpion pepper.  The video should then be uploaded to the Internet.

Anāl Naga: The Anāls are a Naga tribe native to Manipur state in North-East India and part of Myanmar.  They are listed as a Scheduled Tribe, in accordance with The Scheduled Castes and Scheduled Tribes Orders (Amendment) Act, 1976 Indian Constitution.  The Anāl tribe is one of the 'sixty six Naga tribes' of the Naga ancestral homeland.  The members of this tribe are found both in India and Myanmar.  In India, they are situated in the States of Manipur and Nagaland but mostly concentrated in the former.  In the State of Manipur, the Anāl Naga population concentrated in Chandel and a few Anāl villages are located in its neighbouring districts, Churachandpur district has about three villages and Thoubal district has one or two.

Supporting paragraphs: Naga Morich Bhut jolokia
Answer: Bangladesh