
Much of this poetry and prose was not published in his lifetime, or only published in expurgated form, due to the risk of prosecution for political and religious libel. Shelley also wrote prose fiction and a quantity of essays on political, social, and philosophical issues.

His other major works include the verse drama The Cenci (1819) and long poems such as Alastor, or The Spirit of Solitude (1815), Julian and Maddalo (1819), Adonais (1821), Prometheus Unbound (1820)-widely considered his masterpiece- Hellas (1822), and his final, unfinished work, The Triumph of Life (1822). Hogg (1811), and the political ballad " The Mask of Anarchy" (1819). Among his best-known works are " Ozymandias" (1818), " Ode to the West Wind" (1819), " To a Skylark" (1820), the philosophical essay " The Necessity of Atheism" written alongside his friend T.

Shelley's reputation fluctuated during the 20th century, but in recent decades he has achieved increasing critical acclaim for the sweeping momentum of his poetic imagery, his mastery of genres and verse forms, and the complex interplay of sceptical, idealist, and materialist ideas in his work.

American literary critic Harold Bloom describes him as "a superb craftsman, a lyric poet without rival, and surely one of the most advanced sceptical intellects ever to write a poem." A radical in his poetry as well as in his political and social views, Shelley did not achieve fame during his lifetime, but recognition of his achievements in poetry grew steadily following his death and he became an important influence on subsequent generations of poets including Robert Browning, Algernon Charles Swinburne, Thomas Hardy, and W. Percy Bysshe Shelley ( / b ɪ ʃ/ ( listen) BISH 4 August 1792 – 8 July 1822) was one of the major English Romantic poets.
