Charles Darwin's Origin of Species and the crisis of faith
Poets involved
What happened
(Religion-specific angle) The publication of On the Origin of Species in 1859 triggered a prolonged crisis of religious faith among educated Victorians, as natural selection appeared to undermine providential design.
Literary impact
Charles Darwin's 'Origin of Species' published in 1860 sparked a crisis of faith that permeated Victorian poetry. Poets such as Alfred Lord Tennyson and Matthew Arnold expressed their doubts and existential reflections, creating poignant works that questioned humanity's place in the natural order.
Source: Wikipedia