How many countries did Germany invade during World War 2?

The countries by name are;-

Poland ( This invasion ignited the War)

France

Belgium

Netherlands

Denmark

Norway

Czechoslovakia

Hungary

Greece

USSR ( Russia, White Russia(Belorusssia) , Ukraine)

Lithuania

Latvia

Estonia.

Yugoslavia (now Serbia, Slovenia, Mantenegro, Crotia, Bosnia-Herzogovina).

Austria was absorbed into the Third Reich).

NB Those countries with a german speaking population, where brought into the Third Reich. The remainder became satellite states.

German Army was in North Africa As thre ( Afrika Corps)

Switzerland, Spain, Portugal, Turkey, Sweden and the Repuyblic of Ireland remained neutral.

Finland was involved. Fought against USSR , but not an ally of Germany (Third Reich).

The Italians, led by Mussolini were allies of Germany.

Albania was part of Italy.