"Our brains ache, in the merciless iced east winds that knife us...": Exposure
Sibilance connoting that there is no escape from war, through the sound imagery mimicking the sound of wind, making them all paranoid.
"Brains ache" - connotes their frustration and exhaustion they are facing, creating mental and physical fatigue.
"Winds" - Pathetic fallacy - Making the enemy feel vulnerable by surrounding them, showing the extent of natures power.
"Knife" - Personification - Making nature the enemy so this war is never ending.
"What are we doing here?/ The poignant misery of dawn begins to grow...": Exposure
"What are we doing here?" - Rhetorical question - Soldier questioning his life choices, causing regret and he realised he is insignificant.
"Poignant misery of dawn" - Personification - Dawn connoting the start to a new day, creating a new beginning and a new opportunity. However the same pain, misery and death happens.
"All their eyes are ice/ but nothing happens.": Exposure
"Ice" - Death, corpses - connoting loss of humanity and brutal conditions like the trenches.
"Nothing happens" - Nothing is being achieved, death isn't worth it, showing the futility of war. The same phrase is repeated throughout the poem, to show how the soldiers are seen as insignificant.
Exposure - Structure:
Regular stanzas - Connotes how things may appear to be normal on the surface, but in reality it is not and causes chaos.
Regular stanzas contrast with the chaotic imagery created.
Cyclical structure shows how war is never ending, and the reality of war will never change.
Exposure - Themes:
Power of nature.
Reality of war.
Effects of war.
Loss of humanity.
Exposure - Form:
Use of half rhyme, disorientating the reader.
Exposure - Language:
Sibilance used in "Sudden Successive Flights" and "Silent Sentries Whisper", used to mimic the sound of war.
Collective pronouns used forces empathy on the soldiers, immersing the reader.