First of all his approach is an anti- war approach , he is not encouraging young people to join the war , he speaking of war as being a cause of death.
Because he is less conventional; he is less traditional , he is writing poems labeled until now as anti war poems , we find the division of his sentences, rhyme in words, the division of the poem into 2 stanzas, conversational style, we can say that he is turning to heritage that is used by the modernists .
If we are to examine this poem with other poems from the modern literature , we will find that it does complete some of the demands of modern poetry , he is different from Rupert Brooke, he was conventional dismissing the modern approach he was delaying the modern trends, but as for Sassoon because he is writing in a subject matter different complete from him he was able to turn to the new trend.
Who is Siegfried Sassoon???
He is a young man from a wealthy family he is a soldier he was interesting in hunting, he had been face to face with war different from Brooke he had more than one injury, he was closer to the real experience , was an English poet, and an author. Decorated for bravery on the Western Front, he became one of the leading poets of the First World War. His poetry both described the horrors of the trenches, because he lived the moment of war he was in the battle field unlike Brooke .
If you remember the last poem The Soldier, what was the evil he was talking about ??? he was talking about war as a means to destroy evil from their lives but here season talks about war as being evil itself, he has the right to be anti war poet because he is one of the victims of war as for brook he speaks of war as a means to get rid of evil and to posses more land, to enjoy a life of settlement and enjoy the sky of England, he was speaking in a romantic