That's true, but there is a big cave-at: Soviet shells and North Korean shells can hardly be called modern and there seems to be a lot of duds fired.
Not to mention that Russia has littered whole landscapes with anti-personnel mines, something which didn't really exist in WWI. Small, plastic mines, very hard to detect.
Not to mention that Russia has littered whole landscapes with anti-personnel mines, something which didn't really exist in WWI. Small, plastic mines, very hard to detect.