"river" translates as "der Fluß" or "die Ache".
It can be named "der Strom" when referring to a large river in certain contexts.
river = Fluss
The Danube River
There is no river regarded as such. You could say that the Main somewhat divides the country but i doubt that any German believes that.
The Oder River.
The German word for river is Fluss. Fluss is male, therefore it has the article der. Der Fluss.
Oder
The river Rhine and the river Elbe.
Ahr River
How do you say "War" In german? Answer: "Krieg"
To say body in German it is Körper
Tranianieren is how you say practice in German.
How do i say i have a brother and a sister in German ?