Could you please check these sentences, too? Thank you.

1) While the monster is learning the ways of humans, he is confined to a cottage, and is only able to leave it at night.
2) Mary Shelley’s parents were heavily influenced by the ideas of the French Revolution and were part of a small radical group, which included, among others, William Blake.
3) Her childhood was troubled by her mother’s death, which took place ten days after her birth and the difficult relationship with one of her daughters, Jane Claire.
4) Her father’s house was visited by many intellectuals, among whom the Romantic poets Samuel Coleridge and Percy Bysshe Shelley, who was immediately attracted to her.
5) In July 1814 the couple fled to France and later moved to Switzerland, where they rent a house on the banks of Lake Geneva. Under the influence of her husband she was inspired to write (?) her novel “Frankenstein”, which was published anonymously in 1818.
6) They later moved to Lerici where Percy and his friend Edward Williams set sail in a storm and were found drowned ten days later. Mary returned to England in 1823 where she continued to publish and write. She died in 1851.

1. delete 2nd comma

2. OK

3. add comma after "birth"

4. ... among whom were the Romantic...

5. commas needed
verb tense needs correcting
book titles are not in quotation marks ... how should they be indicated?

6. OK