To what degree was laissez faire a myth? What corporate tactics were used to create monopolies in the late 1800s?

To what degree was laissez faire a myth? What corporate tactics were used to create monopolies in the late 1800s? Which groups were concerned about the emergence of monopoly capitalism, and why? Please only use information from the following text to answer the question in a discussion format – Eric Foner. Give Me Liberty! Vol. II, Seagull 6th edition (2020). You can access the ebook here – https://digital.wwnorton.com/givemeliberty6seagull Please let me know if you need login and password info.