* Language Evolution is Complex: Languages change constantly through evolution, borrowing from each other, and developing new dialects and varieties. There's no clear cut-off point for a language being "new."
* New Languages Often Emerge Gradually: Most new languages arise through creolization (a mixture of languages) or pidginization (a simplified form of communication). These processes happen over time, making it hard to pinpoint an exact birthdate.
* Unrecorded Languages: Many languages, particularly those spoken in remote communities, may not have been documented or studied formally. This means we may be unaware of their existence, let alone when they emerged.
However, we can point to some recent examples of language development:
* Creole Languages: Some recent creoles have emerged in situations where people from different language backgrounds need to communicate, such as in colonial settings or immigrant communities. Examples include Tok Pisin (Papua New Guinea) and Haitian Creole.
* Sign Languages: Sign languages are also evolving, with new signs being created and incorporated into existing systems. For example, the sign language used by the deaf community in American Samoa is relatively new, having developed in the last century.
In conclusion: It's not possible to name a single "latest" human language, as language evolution is a continuous and complex process.