One difference between a manager and an entrepreneur is that an entrepreneur is willing to take a financial risk. A manager would work for the entrepreneur and could easily go somewhere else to earn their wages. Entrepreneurs, though, invest their own money into the business, meaning their livelihood is based on the success of the undertaking.
Answer: He led attacks on pro-slavery residents and quickly became a hero in the eyes of northern extremists, also in 1859, him and 21 of his followers attacked and occupied the federal arsenal in Harper's Ferry.