At some point in prehistory, the Indo-Europeans came from there. During the natural pulse of the climate, there have been large-scale egresses from Central Asia, spilling out in all directions, including into India, Mongolia, China, the steppe and Europe, Anatolia, and the Middle East.
Nope.
The “Indo-Europeans came from the arctic circle. Those that became the Indians came from the Asian side, those that became the Europeans came from the Nordic side.
You made me read that book so it’s your fault I keep bringing that up.