Question: Since when was the capital of the country is is Hanoi where Orthopodomyia anopheloides is found ?

Context paragraphs:
Noi Bai International Airport: Nội Bài International Airport (IATA: HAN, ICAO: VVNB) (Vietnamese: "Sân bay Quốc tế Nội Bài" ) in Hanoi, the capital of Vietnam, is the largest airport in Vietnam in terms of total capacity.  It's also the second busiest airport in Vietnam after Tan Son Nhat International Airport.  It is the main airport serving Hanoi, replacing the role of Gia Lam Airport.  The airport consists of two passenger terminals.  Terminal 1 serves domestic flights, and the newly-built Terminal 2 (inaugurated on 4 January 2015) serves all international flights to and from Hanoi.  The airport is currently the main hub of the country's flag carrier Vietnam Airlines, as well as a major hub of low-cost carriers Vietjet Air and Jetstar Pacific.

Taiwan–Vietnam relations: Taiwan–Vietnam relations are conducted on an unofficial level, as Hanoi adheres to a one-China policy and officially recognises the People's Republic of China only.  However, this has not stopped bilateral visits and significant flows of migrants and investment capital between Taiwan and Vietnam.  Taiwan has been the largest source of foreign direct investment in Vietnam since 2006.  Both countries maintain representative offices; Taiwan is represented by branches of the Taipei Economic and Cultural Office in Hanoi and Ho Chi Minh City, while Vietnam is represented by the Vietnam Economic and Cultural Office in Taipei.

Cổ Loa Citadel: Cổ Loa Citadel (Vietnamese: "Thành Cổ Loa" ) is an important fortified settlement and archaeological site in present-day Hanoi's Dong Anh district, about 16 km northeast of Hanoi city center.  Various relics of the Bronze Age Phung Nguyen culture and Dong Son culture have been found in Cổ Loa, although it was later established as the capital of Âu Lạc Kingdom during the 3rd century BC (about 257 ).  Further construction was added during the later dynasties.  Cổ Loa remained an important political center of the Vietnamese people until the 10th century.  The name "Cổ Loa" is derived from the Sino-Vietnamese 古螺, meaning "old spiral", reflecting its multi-layered structure of earthworks, moats and ditches.

Orthopodomyia anopheloides: Orthopodomyia anopheloides is a species of zoophilic mosquito belonging to the genus "Orthopodomyia".  It is found in Andaman Islands, Sri Lanka, Cambodia, China, India, Indonesia, Japan, Malaysia, Nepal, Pakistan, Philippines, Singapore, Taiwan, Thailand, and Vietnam.

Mekong Capital: Mekong Capital is a Vietnam-focused private equity firm.  Operating in Vietnam since 2001, Mekong Capital is one of the first private equity firms to engage Vietnam, and has completed 30 private equity investments in Vietnam through 4 funds with approximately 25 full-time employees.  Mekong Capital has offices in Ho Chi Minh City, Hanoi.  Focusing on manufacturing companies until 2005, Mekong Capital shifted its focus towards consumer-driven businesses in 2006.  Mekong Capital is known as a private equity firm that has invested significant resources in the development of its corporate culture, and in the corporate cultures of its portfolio companies, and is the subject of several case studies.

Bắc Ninh Province: Bắc Ninh (  ) is a province of Vietnam, located in the Red River Delta of the northern part of the country.  It is situated to the east of the Vietnamese capital, Hanoi, and borders Bắc Giang Province, Hưng Yên Province, Hải Dương Province, Thái Nguyên Province and Hanoi.  The province's name derives from Sino-Vietnamese 北寧 and literally means "northern serenity".

Hanoi: Hanoi ( or ; Vietnamese: "Hà Nội" , ] ) is the capital of the Socialist Republic of Vietnam and the country's second largest city by population.  Its population in 2009 was estimated at 2.6 million for urban districts and 7 million for the metropolitan jurisdiction.  The population in 2015 was estimated at 7.7 million people.  From 1010 until 1802, it was the most important political centre of Vietnam.  It was eclipsed by Huế, the imperial capital of Vietnam during the Nguyễn Dynasty (1802–1945), but Hanoi served as the capital of French Indochina from 1902 to 1954.  From 1954 to 1976, it was the capital of North Vietnam, and it became the capital of a reunified Vietnam in 1976, after the North's victory in the Vietnam War.

North–South Railway (Vietnam): The North–South Railway (Vietnamese: "Đường sắt Bắc–Nam" , French: "Chemin de fer Nord-Sud" ) is the principal railway line serving the country of Vietnam.  It is a single-track metre gauge line connecting the capital Hanoi in the north to Ho Chi Minh City in the south, for a total length of 1726 km .  Trains travelling this line are sometimes referred to as the Reunification Express (referring to the Reunification of Vietnam), although no particular train carries this name officially.  The line was established during French colonial rule, and was completed over a period of nearly forty years, from 1899 to 1936.  As of 2005, there were 278 stations on the Vietnamese railway network, of which 191 were located along the North–South line.

Typhoon Kai-tak (2012): Typhoon Kai-tak, known in the Philippines as Tropical Storm Helen, was a mild tropical cyclone that affected China, Vietnam and Laos.  It was the seventh typhoon and the thirteenth named storm of the 2012 Pacific typhoon season.  The storm killed up to 40 people and caused a sum of US$315 million in losses.  Kai-tak can be tracked back to the broad area of disturbance embedded in a monsoonal trough that was first spotted, early on August 10.  It was only at midnight, on August 16, when the JMA officially declared Kai-tak a typhoon.  On the morning of August 17, the windpseed dropped to 60 knots (110 km/h; 69 mph) and was no longer a typhoon.  The typhoon caused heavy damage in China's two provinces killing one person and causing a great economic loss.  In Vietnam, Typhoon Kai-Tak has stormed across the country's north bringing high winds and floods to several areas including the capital Hanoi.  Tropical Storm Kai-Tak slammed the northern Philippines triggering flash floods and landslides and killing at least three people, one week after deadly monsoon rains battered the country.

Vietnam: Vietnam ( , ; Vietnamese: "Việt Nam" ] ), officially the Socialist Republic of Vietnam (Vietnamese: "Cộng hòa xã hội chủ nghĩa Việt Nam" ), is the easternmost country on the Indochina Peninsula in Southeast Asia.  With an estimated /1e6 round 1 million inhabitants as of , it is the world's 14th-most-populous country, and the ninth-most-populous Asian country.  Vietnam is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, Thailand across the Gulf of Thailand to the southwest, and the Philippines, Malaysia and Indonesia across the South China Sea to the east and southeast.  Its capital city has been Hanoi since the reunification of North and South Vietnam in 1976, with Ho Chi Minh City as a historical city as well.

Supporting paragraphs: Orthopodomyia anopheloides Vietnam
Answer: 1976