Analysis of information sources in references of the Wikipedia article "Evolution of languages" in English language version.
It is generally accepted that Dravidian – with no identifiable cognates among the world's languages – was India's most widely distributed, indigenous language family when Indo-European speakers first intruded from the north-west 3,000 years ago
Late classical sources—if they are to be trusted—suggest that it survived at least into the 6th century AD.
... More recently, about 15,000–10,000 years before present (ybp), when agriculture developed in the Fertile Crescent region that extends from Israel through northern Syria to western Iran, there was another eastward wave of human migration (Cavalli-Sforza et al., 1994; Renfrew 1987), a part of which also appears to have entered India. This wave has been postulated to have brought the Dravidian languages into India (Renfrew 1987). Subsequently, the Indo-European (Aryan) language family was introduced into India about 4,000 ybp ...
The weight of evidence now indicates that the Cree were as far west as the Peace River long before the advent of the European fur traders, and that post-contact social organization was not drastically affected by the onset of the fur trade.
{{cite web}}
: CS1 maint: year (link)The weight of evidence now indicates that the Cree were as far west as the Peace River long before the advent of the European fur traders, and that post-contact social organization was not drastically affected by the onset of the fur trade.
... More recently, about 15,000–10,000 years before present (ybp), when agriculture developed in the Fertile Crescent region that extends from Israel through northern Syria to western Iran, there was another eastward wave of human migration (Cavalli-Sforza et al., 1994; Renfrew 1987), a part of which also appears to have entered India. This wave has been postulated to have brought the Dravidian languages into India (Renfrew 1987). Subsequently, the Indo-European (Aryan) language family was introduced into India about 4,000 ybp ...
... More recently, about 15,000–10,000 years before present (ybp), when agriculture developed in the Fertile Crescent region that extends from Israel through northern Syria to western Iran, there was another eastward wave of human migration (Cavalli-Sforza et al., 1994; Renfrew 1987), a part of which also appears to have entered India. This wave has been postulated to have brought the Dravidian languages into India (Renfrew 1987). Subsequently, the Indo-European (Aryan) language family was introduced into India about 4,000 ybp ...
{{cite web}}
: CS1 maint: year (link)