Title: Hanoi
Content:  Hanoi ( or  ; Hà Nội ) is the capital city of Vietnam. It covers an area of 3358.6 km2. The second largest city in Vietnam, it consists of 12 urban districts, 1 district-leveled town and 17 rural districts. Located within the Red River Delta, Hanoi is the cultural and political centre of Vietnam. Hanoi traced its history back to the third century BCE, when a portion of the modern-day city served as the capital of the historic Vietnamese nation of Âu Lạc. Following the collapse of Âu Lạc, the city was part of Han China. In 1010, Vietnamese emperor Lý Thái Tổ established the capital of the imperial Vietnamese nation Đại Việt in modern-day central Hanoi, naming the city Thăng Long (literally "Ascending Dragon"). Thăng Long remained 
Title: List of historical capitals of Vietnam
Content:  northern Vietnam during First Indochina War as Việt Minh's headquarter and de facto capital of Democratic Republic of Vietnam, existed along with de jure Hanoi capital This list of historical capitals of Vietnam includes former capital cities as well as the current capital of Vietnam which is Hanoi in time order. The capitals in bold indicate those of independent periods while the capitals in italic indicate those of occupied or invaded periods. Some secondary unofficial capitals also existed throughout Vietnamese history. These secondary capitals were established by dynasty founders merely as symbolic capitals to pay tribute to their ancestors.
Title: ABU TV Song Festival 2013
Content:   Hanoi is the capital of Vietnam and the country's second largest city. Its population in 2009 was estimated at 2.6 million for urban districts, 6.5 million for the metropolitan jurisdiction. 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 Nguyen 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 Việt Nam, and it became the capital of a reunified Vietnam in 1976, after the North's victory in the Vietnam war. The city is located on the right bank of the Red River. Hanoi is located at 1760 km north of Ho Chi Minh City and at 120 km west of Hai Phong city. Initially, Vietnam Cultural Friendship Hall was chosen as the festival's venue. The venue was later changed to Hanoi Opera House, which was smaller in terms of capacity (nearly 600 seats in comparison to 1100 seats of the former)
Title: Hanoi
Content:  Việt's political centre until 1802, when the Nguyễn dynasty, the last imperial Vietnamese dynasty, moved the capital to Huế. The city was renamed Hanoi in 1831, and served as the capital of French Indochina from 1902 to 1945. On 6 January 1946, the National Assembly of the Democratic Republic of Vietnam designated Hanoi as the capital of the newly-independent country, which would last during the First Indochina War (1946–1954) and the Vietnam War (1955–1975). Hanoi has been the capital of the Socialist Republic of Vietnam since 1976. Hanoi hosts various venerable educational institutions and cultural venues of significance, including the Vietnam National University, the Mỹ Đình National Stadium, and the Vietnam National Museum of Fine Arts. Amongst its achievements, it has a UNESCO World Heritage Site— The 
Title: Southeast (Vietnam)
Content: Ho Chi Minh City is the largest city of Vietnam, with a population of more than 7.2 million; the metropolitan population is nearly 10 million. ; Bien Hoa is an industrial city where Bien Hoa Air Base is located. It is part of the Ho Chi Minh City Metropolitan Area. ; Vũng Tàu is the hub of Vietnam's petroleum industry, as well as being a tourist destination. ; Tây Ninh City, where Caodaism was born. ; Thủ Dầu Một, an industrial city. It is actually a part of Ho Chi Minh City Metropolitan Area ; Đồng Xoài City, the capital of Bình Phước Province. 
Title: Northern, Central and Southern Vietnam
Content:  capital of French Indochina, was the only place in Northern Vietnam with significant French influence. From 1954 to 1975, Vietnam was again divided into two separate countries, it divided by the Bến Hải River in Quảng Trị Province at the 17th parallel, with the North led by a communist government, and the South by one that was nationalist. Although the nation has been united since 2 July 1976, linguistic, cultural, and other differences serve to delineate the two regions from one another, with accompanying stereotypes. The largest city in the North is Hanoi, the nation's capital; and the country's economic capital and largest city in the South today is Ho Chi Minh City (usually called Saigon).
Title: Vietnam
Content:  Vietnam (Việt Nam, ), officially the Socialist Republic of Vietnam, is a country in Southeast Asia. Located at the eastern edge of mainland Southeast Asia, it covers 311,699 square kilometres. With a population of over 96 million, it is the world's fifteenth-most populous country. Vietnam borders China to the north, Laos and Cambodia to the west, and shares maritime borders with Thailand through the Gulf of Thailand, and the Philippines, Indonesia, and Malaysia through the South China Sea. Its capital is Hanoi and its largest city is Ho Chi Minh City. Vietnam was inhabited as early as the Paleolithic age. The first known Vietnamese nation during the first millennium BC centred on the Red River Delta, located in modern-day northern Vietnam. The Han dynasty annexed and put the Vietnamese under Chinese 
Title: Ho Chi Minh City
Content:  in the region. The city was the capital of South Vietnam until the end of the Vietnam War with North Vietnamese victory in 1975. In 1976, the government of a unified Vietnam renamed Saigon in honor of Hồ Chí Minh. The primary economic center of Vietnam, it is also an emerging international destination, with popular landmarks related to remnants of its history showcased through its architecture. A major transportation hub, the city hosts the Tan Son Nhat International Airport, the busiest airport in Vietnam. With increasing development, Ho Chi Minh City is also undergoing construction of educational institutions and transportation, and also serves as a major media and entertainment outlet. The name "Sài Gòn" has since entered into Vietnamese popular culture.
Title: Independent city
Content:  Vietnam has five municipalities that are not part of any of the Vietnam's provinces. This includes Hanoi, the capital of Vietnam; and Ho Chi Minh City (Saigon), the most populous city of Vietnam.
Title: Vinh
Content:  Vinh is the biggest city and economic and cultural center of north-central Vietnam. Vinh is the capital of Nghệ An Province, and is a key point in the East–West economic corridor linking Myanmar, Thailand, Laos and Vietnam. The city is situated in the south-east of the province, alongside the Lam River (Song Lam) and is located on the main north-south transportation route of Vietnam, easily accessible by highway, railroad, boat and air. The recently expanded Vinh International Airport is served daily by four carriers: Vietnam Airlines, VietJet Air, Bamboo Airways and Jetstar Pacific. On September 5, 2008, it was upgraded 

Question: What is the capital of Vietnam?
Answer: Hanoi.
Thang Long.
Dong Do.
Tonkin.
Hà Nội.
Ha Noi.