The Eastern Front was the largest and bloodiest theatre of World War II. It is generally accepted as being the deadliest conflict in human history, with over 30 million killed as a result. [6] The German armed forces suffered 80% of its military deaths in the Eastern Front. [73] It involved more land combat than all other World War II theatres combined.[ citation needed] The distinctly brutal nature of warfare on the Eastern Front was exemplified by an often willful disregard for human life by both sides. It was also reflected in the ideological premise for the war, which also saw a momentous clash between two directly opposed ideologies.