One major way in which waves erode land is through the friction of the water on the land itself. Another major way is that the salt in the water erodes the land through chemical processes.
the population growth in eastern europe is 12.6 per 1,000 people compared to 38 in sub-Saharan Africa.
You can visit Paektu Mountain, Mansudae Hill Grand Monument and lot more.
It really depends on which war the question is referring to, but if it's referring to WWII the answer would be true.