What best explains the muckraker's legislative successes during the progressive era is Their ability to inspire public pressure. This is further explained below.
Generally, The muckrakers documented the political and economic corruption and social miseries created by the influence of big business in a rapidly industrializing the United States via their extensive and accurate journalistic reporting.
In conclusion, It is the capacity of the muckrakers to generate public pressure that is the most important factor in explaining their legislative victories throughout the progressive period.
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