Yes, she did become insane
Rosalie Poe signed her name as "Rosalie" Poe. She was known to use only her first name when signing her correspondence.
Yes, William and Rosalie were both orphans.
Rosalie Mackenzie Poe was Edgar Allan Poe's younger sister. She was adopted by William and Jane Mackenzie, though it was not a formal adoption.
The birth order is: William Henry Leonard Poe (January 30, 1807) Edgar Allan Poe (January 19, 1809) Rosalie Mackenzie Poe (probably late 1810) Poe had an older brother, William Henry Leonard Poe and a younger sister Rosalie Mackenzie Poe.
Due to lack of solid evidence for a date of birth, there's no definitive age for Rosalie Poe at her time of death. Her tombstone says she lived from 1812 to 1874, making her 62 at time of death.
Army life did not drive Poe insane. There is no evidence of insanity in Poe. People think so mainly because he wrote short stories and poem where the narrator's sanity is questionable. Since Poe used the point of view of the first person in many of his stories, readers think he, Poe, is speaking through the narrator as if he himself is insane.
Poe had 2 siblings, his 2 natural parents, his 2 foster parents, and his wife of more than ten years.
insane
Poe's mother Elizabeth died on December 8, 1911, most likely of pneumonia, not tuberculosis. His father, David A. Poe, died a few days later, probably on December 10,1811. Poe's older brother William Henry Leonard Poe, (most often referred to as Henry rather than as William) remained with his grandparents who raised him. He died on August 1, 1832. Poe's younger sister Rosalie was taken in by William Mackenzie and his wife and became known as Rosalie Mackenzie Poe. She died on July 21, 1874. Poe was taken in by John and Frances Allan and took the Allan last name as his middle name, just as Rosalie had done with the Mackenzie name although neither was formally adopted by their foster parents.
His sister Rosalie Mackenzie Poe. I would only know this because she is my Great Grandmother, and she wrote many fantastic things about him in her journal.
Edgar Allan Poe had two siblings, an older brother, William Henry Leonard Poe, and a younger sister, Rosalie Mackenzie Poe. He didn't know them well because they were separated at very young ages after their parents died. His brother became an alcoholic and died in 1831 of tuberculosis, and his sister became mentally ill and died in 1874.Edgar Allan Poe was not an only child. He was the second child of the actress Elizabeth Arnold Hopkins Poe and actor David Poe, Jr. He was born on January 19, 1809. His older brother was named William Henry Leonard Poe, and his younger sister was named Rosalie Poe.
She was touring in Richmond, Virginia, which is why Edgar and Rosalie were taken in by foster parents in Richmond.