Final answer:
Frances Watkins wrote to John Brown, expressing her gratitude for his efforts to aid the cause of abolition and her hope that his actions would have a lasting positive impact.
Step-by-step explanation:
Frances Watkins wrote the letter to John Brown, an abolitionist who was known for his raid on Harper's Ferry in an effort to initiate a slave uprising. In the letter, we can understand that Watkins holds a high regard for Brown, thanking him for his bravery and efforts in trying to help her race. She appreciated Brown's attempt to 'rock the bloody Bastille' of slavery and expressed hope that his 'sad fate' would lead to significant advancements in the cause of freedom.