How did methods of warfare in world war ii differ from those in world war i?

World War II was fought out in the open with many new machines that had been developed. WWI was fought in trenches--long ditches that had been dug in the ground to be used for protection. During WWI, machine guns had also just been invented, so the war was mainly fought with machine guns and trenches. Hope this helps!

Economic success prussia had a very strong economy, partly due to the success of the zollverein. stronger prussian army king wilhelm wanted to build a bigger, stronger army but was blocked by the prussian landtag (parliament).-credits to google for putting answer -credits to slideshare for making answer-credits to me for putting answer on brain.ly