The Battle Of Marne.
Many statements could summarize the Schlieffen Plan that Germany created to prepare for a two-front war. One would be that it was a way of showing his people that WWI was lost because it was a two-front war, and that WWII would not be the same.
Germany created the Triple Alliance to prevent a two front war.
Two front war - (der) Zweifrontenkrieg.
Germany created the Triple Alliance to prevent a two front war.
In this case, "front" means "frontier" or "border". A two front war means fighting a war against two or more enemies on different borders of your country.
The U.S. did not fight a two front war in WW1. It fought only on the western front.
The Two-Ocean War was created in 1963.
All I Want for Christmas Is My Two Front Teeth was created in 1948.
Asia and Australia
Two Men Went to War was created in 2002.
World War Two was fought in the Pacific and the Atlantic and Western Europe and Eastern Europe (and Africa) at the same time. So technically the war was fought on many fronts. In Europe it was a two front war on the West and East side. When you consider the USA the war was fought on two sides of the nation in two different oceans and different countries so they considered it a two front war too.