Spain was a constitutional monarchy during WW1. The king of the time was Alfonso XIII, well known because of his mediation in prisoners exchange and negotiations between belligerent countries in general (Spain was one of the few countries in Europe that was neutral during the whole war).
The prime ministers that served during the war were:
- Eduardo Dato (estrict neutral)
- Álvaro de Figueroa, Count of Romanones (sympathized with the Entente)
- Manuel García Prieto (transitional, had no real say in the issue)
Germany.Adolf Hitler was the leader of Germany during World War 2.
Antonia Solandra was a leader in Italy during world war I. Antonia Solandra was a leader in Italy during world war I.
The Russian leader during World War 2 was Joseph Vissarionovich Stalin.
The leader of the SS during WW2 was Heinrich Himmler .
== == Ukraine was not independent during WW2, therefore it did not have a leader. It was a part of Russia
There was no single leader during WW1. Each country had their own leader.
Italy
Britain.
The united states of America
Of Germany
Prime Minister Winston Churchill, was the leader of Britain and inspired his country during the war.
Winston Churchill was the Prime Minister of England.
Joseph Stalin was the leader of the Soviet Union during World War II.
Joseph Stalin was the leader of Russia during World War II. His goals during the war were to defeat Germany, protect his country, and breaking up Eastern Europe.
Germany.Adolf Hitler was the leader of Germany during World War 2.
Hideki Tojo was the leader of japan in world war 2.
Europe is not a single country. It's made up of many independent countries, each with their own leader.