Final answer:
Henry Brown attempted to ship himself to his friend in Pennsylvania in order to escape slavery.
Step-by-step explanation:
Henry Brown attempted to ship himself to his friend in Pennsylvania because he was trying to escape slavery. In 1849, Brown was a slave in Richmond, Virginia, and he wanted to gain his freedom. He devised a plan to have himself packed in a wooden crate and shipped to Philadelphia. With the help of abolitionists, he successfully made the journey, enduring a difficult and dangerous ordeal along the way.
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