How did writers, Ida Tarbell, Ida B Wells and Upton Sinclair, in the late 19th and early 20th centuries help expose injustices in society and why was it important?

i think it was   tsar alexander ii

we have pictures for proff

they also have books

the french revolution was when many people were persecuted for disagreeing or making separate government

bipartisan basally means two groups of people who dont agree with each other (republican and democrat) make an agreement or work with each other