Final answer:
Poe was considered a successful writer during his lifetime and was still alive at the time. His peak of success came in the early 1840s with the publication of 'The Raven' and 'The Murders in the Rue Morgue'. Unfortunately, Poe passed away in 1849 before fully experiencing his literary legacy.
Step-by-step explanation:
Edgar Allan Poe was considered a success as a writer during his lifetime. He gained recognition for his poetry, short stories, and literary criticism. In the early 1840s, Poe's story 'The Murders in the Rue Morgue' and his poem 'The Raven' brought him fame and acclaim. However, despite his success, Poe faced financial struggles throughout his life.
Poe was still alive during the peak of his success. He continued to write and publish until his death in 1849. Unfortunately, he did not live long enough to witness the lasting impact of his works and the establishment of his literary legacy.