They increased their sizes to rejuvenate the land. Before the war, everyone left their farms to go to the war. And once the war was over, the farms increased in size due to the high demand of resources needed to recover from the war.
I say the same thing. The sun contains 99.8 of the mass in our solar system
Answer:
They have certain cultural beliefs. It makes its exports valuable. It makes it products attractive. They want to defend its culture because it makes these things valuable. Hope it helps