Final answer:
Charlotte Smith began to publish poetry to advocate for women's rights and challenge societal norms.
Step-by-step explanation:
Charlotte Smith began to publish poetry in order to advocate for women's rights. During the 18th century, women had limited rights and were often excluded from participating in political and intellectual spheres. Smith used her poetry as a platform to challenge societal norms and promote equal rights for women. By expressing her thoughts and ideas through her poetry, she aimed to expand rights and liberties for women throughout Europe.