The poem marks a time in Coleridge's life in which he began to take opium.

The poem marks Stevens's realization that the life of the imagination is more complex and fraught with peril than he had once supposed.

Six poems to mark the end of daylight-saving time.

The poem describes his conversion, and marks the turning-point in his life.

This poem marked the appearance of Shelley's "urbane style".

The poems in Ariel mark a departure from her earlier work into a more personal arena of poetry.

Yet, on one level, these poems mark a recognition that Stephen Duck had changed the relation of the labouring class to the literary market.

The poem marks the first meeting between the native Indians and the British colonisers, the metaphorical 'two streams coming together'.

The poem also marks the shift in view of the "exotic" from China to India and the appeal the religion started to hold.

The poem marks the final moment of his career as a poet.