3 million from where? Is that by any chance refugees from the collapse of nearby Syria?
Afghanistan [1]. Most Syrians ended up in Europe I assume.
[1] https://en.wikipedia.org/wiki/Afghans_in_Iran
alt Hacker News
Afghanistan [1]. Most Syrians ended up in Europe I assume.
[1] https://en.wikipedia.org/wiki/Afghans_in_Iran