Longest Growing European Metropolis Chain

Create the longest European Metropolis Chain such that:

1. The variety of inhabitants between two European cities in a row should all the time be growing and we don’t rely city or metropolitan areas
2. The distance between two cities in a row should all the time be growing
3. You can’t select two cities in a row in the identical nation and a rustic cannot seem thrice or extra
4. You should present a Wikipedia hyperlink for every metropolis that particulars the variety of inhabitants

Instance of a legitimate 5 size chain which might simply be overwhelmed:

1. Sceaux (France) 20 004 inhabitants (inh.)
2. Charleroi (Belgium) 201 816 inh., 239km away from Sceaux
3. Birmingham (England) 1.145 million inh., 496km away from Charleroi
4. Paris (France) 2 165 million inh., 502km away from Birmingham
5. Rome (Italy) 2 860 million inh., 1106.27 away from Paris

The variety of inhabitants is all the time growing in addition to the space between the 2 newest cities