the arayns
Switzerland didn't exist in the 600's.
There are 600 districts in India
Turkish Empire
642 districts are in India at present time
600 years.
The Babylonians.
There are over 600 courts in India. There is one supreme court, 24 high courts and a total of 600 district courts.
The empire lasted over 600 years. You need to be more specific.
It was rough and it was the time when the Muslims invaded Western Europe.
Ottomans
The Babylonians.
There is an estimated 200-600 snow leopards in India.