According to political experts, the revered leader of Slovakia during World War II was Jozef Tiso who was later tried and convicted of treason after the war.
On the Axis side, with Germany & Italy in Europe. Slovokia helped the Germans invade Poland in September 1939, and fight the Soviet Union 1941-1944.
Italy, Japan, Hungary, Slovakia and Romania.
What were the side effects of the sicily campaign in world war 2?
The war is generally accepted to have begun on 1 September 1939, with the invasion of Poland Slovakia
In September 1939, Germany and Slovakia invaded Poland. This lead to many countries declaring war.
japan
Germany, Italy, Japan, Hungary, Romania, Finland, Thailand, Bulgaria, Croatia and Slovakia.
Germany, Italy, and Japan at first and later Bulgaria, Croatia, Hungary, and Slovakia.
Allies
there own side smart
Nazi-Germany and Poland (the annexations of Austria ("the Anschluss") in 1938 and parts of Czecho-Slovakia in 1939, were not acts of war). Then France and Britain declared war on Germany.