The chilangos are the people that comes to Mexico City in other words the people who migrate in to Mexico city
Chilangos.
You mean adjective such as "New Yorkers"? They are called capitalinos, defeños or chilangos.
They are known as capitalinos (someone from the capital). A less formal name would be chilangos. (which is also a slang term, and can be used as a peyorative).
Mexico City.
They called it Mexico-Tenochtitlan
Mexico City (21.16 million)
The capital of Mexico is Mexico City.
Because they are Mexican.
Most people living in the Mexico City proper are born within Mexico City; there are some immigrants from central and southern states but most of them tend to live on the periphery, on greater Mexico City.
Mexico City was founded by the Mexica people, later known as the Aztecs in 1325.
Mexico City is the capital and most populous city of Mexico.
Mexico City is the capital and most populous city of Mexico.