Italy
The two neutral nations that shared a large peninsula north of Germany and Denmark are Norway and Sweden. Located on the Scandinavian Peninsula, both countries maintained a stance of neutrality during World War I and World War II. Their geographic proximity and historical ties have contributed to a longstanding relationship, characterized by cooperation and cultural exchange.
The Iberian peninsula.
The country bordered to the north of both Poland and Germany is Denmark. It lies to the north of Germany and is connected to Poland via the Baltic Sea. Denmark consists of the Jutland Peninsula and numerous islands, with its closest proximity to Poland being through the Baltic region.
the Italian peninsula
Jutland Peninsula
Germany is not on a peninsula; it is on the continent of Europe. Germany contains some small peninsulas on the North Sea and the Baltic Sea.
Italy is a peninsula whereas Germany is continental and Ireland is an island.
Denmark, or most likely it's Denmark
The peninsula that both Russia and Germany wanted to control during the Russo-Japanese War was the Liaotung Peninsula. It is located between China and Korea.
The Jutland Peninsula is the western continental part of Denmark. The Jutland Peninsula also comprises the northernmost part of Germany
Portugal
Denmark
Norway.
Most of Denmark is on the Jutland Peninsula, as is a part of northern Germany.
Denmark and Germany. The border between the two countries were settled (most recently) in 1920 based on a referendum.
Italy