Original sentence: He was known for drafting the Powell Memorandum, a confidential memorandum for the US Chamber of Commerce that described a road map to defend and further their concept of free-enterprise capitalism against real and/or perceived socialist, communist, and fascist cultural trends..
Edited sentence: He was known for drafting the Powell Memorandum, a confidential memorandum for the US Chamber of Commerce that described a road map to corporate takeover of the dominant public institutions of American society