I agree with you, Stefan about that attrition war you're talking about. And just want to put it this way, talking about the German rely on horses, by 1944 the % of German motorised forces was:

-90% in Italy
-60% in France
-25% in Russia

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"War is less costly than servitude, the choice is always between Verdun and Dachau." - Jean Dutourd, French veteran of both world wars

"A mon fils: depuis que tes yeux sont fermes les miens n’ont cessé de pleurir." - Mère française, Verdun