Final answer:
The Fireside Poets appealed to a wide American audience with their domestic themes, simple language, and patriotic subject matter, suitable for family entertainment and reading aloud by the fireside.
Step-by-step explanation:
The Fireside Poets were a group of 19th-century American poets which included Henry Wadsworth Longfellow, John Greenleaf Whittier, Oliver Wendell Holmes, James Russell Lowell, and William Cullen Bryant. These poets earned their name because their poems were suitable for family entertainment, often read aloud in the comfort of one's home by the fireside. Their works appealed to a wide American audience due to their domestic themes, simple language, and inclusion of American folklore. They were known for their traditional forms and patriotic subject matter, which resonated deeply with the general public at the time. They not only provided poetical enjoyment but also contributed to the building of an American cultural identity and heritage, with works that were often moralistic and accessible to readers of all ages.