Germany

The capital city of Slovakia is Bratislava (originally called Pozsony).
Bratislava

The capital city of Germany is Berlin.

Germany is the most populous country that is wholly in Europe

The official name of Switzerland, in the 4 official languages is:

German: Schweizerische Eidgenossenschaft

French: Confédération suisse

Italian: Confederazione Svizzera

Romansh: Confederaziun svizra

All these translate as "Swiss Confederation."

If there is no room for all 4 versions, for example on coins or stamps, the Latin version is used for neutrality: Confoederatio Helvetica

This is also the origin of the official abbreviation: "CH," used on the internet and on road vehicle international registration plates.

Bavaria

East Germany was once under Communist rule.

Northern sea

Andorra

SWITZERLAND

Italy

Eiffel Tower

Zagreb is the capital of Croatia.

The Iberian Peninsula

A+ users: Hungary

Madrid is the capital of Spain but I think maybe Barcelona is the cultural center (by just a little over Madrid).

Bern is the capital city of Switzerland. Bern has a population of 133,000.

The Jura mountains join the Alps to cover approximately 70 percent of the land area of Switzerland.

Rhine :)

Austria is not a "postage stamp country".

See Related Question, below.

Both Romansch and French are rooted in Latin.

the Apennines