Question

Why does the poet condemn wars?

Answer 1

if the poem is no men are foreign then the following is the answer

according to the poet, By going to war, we harm ourselves as much as we harm the enemy. The environmental pollution makes this earth an equally unhealthy place to live in for both sides that go to war.
The poet wants to convey that wars cause a massive destruction of life and property. They ruin the clean and green environment of the earth and breed hatred and enmity. Hence, no one benefits from war because the damage caused to earth is to be borne equally, for we all share the same earth.

Answer 2

Answer:

according to the poet, By going to war, we harm ourselves as much as we harm the enemy. ... The poet wants to convey that wars cause a massive destruction of life and property. They ruin the clean and green environment of the earth and breed hatred and enmity.