Vietnam: 

area: 331,212 km²

population: ( over ) 97.34 million

climate: The climate is characterized by cold, dry, sunny winters in which hoarfrost is common in many years.

unit of currency: Vietnamese dong

capital city: Ha Noi

official religion: Buddhist

national language: Vietnamese

 compulsory second language: due to some researches, it is known that there has not been any official second language in Vietnam yet, but the government are now aiming at English and has conducted plans to make it become a compulsory course for all students, while many schools are now also teaching French, Chinese, and Japanese as first foreign language.

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America: 

area: 9.834 million km²

population: over 329.5 million (2020)

climate: West of 100°W, much of the U.S. has a coldsemi-aridclimate in the interior upper western states (Idahotothe Dakotas), to warm to hotdesertand semi-arid climates in the southwestern U.S. East of 100°W, the climate ishumid continentalin northern arear, transitioning into a humidtemperate climatefrom the Southern Plains and lower Midwest east to the Middle Atlantic states .

unit of currency: United States Dollar

capital city: Washington, D.C.

official religion: basically none, beacuse of Seventy-four percent of Americans identify with a Christian religion, and 5% identify with a non-Christian religion.

national language: English

compulsory second language: Meanwhile,the U.S. does not have a nationwide foreign-language mandate at any level of education.

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England: 

area: 130,279 km²

population: over 56.223 million

climate: gets cool, wet winters and warm, wet summers

unit of currency: Pound sterling

capital city: London

official religion: Christianity

national language: English

compulsory second language: It's not really specific, it is showed that while French remains the most-studied language among secondary school students in the UK, its popularity is falling dramatically. Spanish is risking along with non-European languages like Chinese and Arabic.

Author~chan note: ayooooo, nhận xét 1 cách HONEST nha, mất công lắm đó <3