It depends on which country and which river.
Disney's River Country was created in 1976.
Wild River Country was created in 1985.
Disney's River Country ended in 2001.
River: The Meuse ("Maas" in Dutch) Country: Netherlands
The River Jordan is in the country of Jordan.
There is no country that sits exclusively within the Seine River, but all of the Seine River is in the country of France.
The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.The Tigris is a river, not a country.
The Ebro River. It is the country's biggest river.
It is a Siberian river.
Africa
The Bosna River is located in the country of Bosnia and Herzegovina. It is the third longest river in this country, having a length of 271 kilometres.