Germany was the most powerful European Great Power during both World Wars.
yes Germany was in both world wars
Japan was a participant in both World Wars.
Neither World War was against Jewish. Jews fought on both sides, with their respective countries in both World Wars.
While Germany was a part of both the first and the second world wars they only started World War 2.
North America or the "New World"
It was neutral in both world wars.
No
Europe.
Both of them.
Both of them.
During both world wars, trade between the USA and European countries were hampered by the war. The Atlantic Ocean was filled with German submarines in both wars. It was clear that cargo ships were in danger in the Atlantic Ocean. This was intensified when the USA entered both world wars.