The blunt statement "He has fallen" is stark and impersonal, underscoring the cold, detached nature of war correspondence. The phrase "far South Land" emphasizes the geographical distance, making the loss seem even more remote and surreal.
"His hand, whom the worm now knows..."
The juxtaposition of "His hand" with "whom the worm now knows" is jarring. It starkly contrasts the intimacy of a personal letter with the grim reality of death and decay. This emphasizes the brutal interruption of war into her domestic sphere