The Poles are the nation of the Vistula, and their settlements extended from the sources of the river to its estuary at the Baltic Sea; there is no other European nation centred to that extent on one single river.
The Poles are the nation of the Vistula. Their settlements extended from the sources of the river to its estuary at the Baltic Sea. There is no other European nation. This other European nation is centred to that extent on one single river.