What was the primary goal of the protesters in battleground chicago?

In Battleground Chicago, The Police and the 1968 Democratic National Convention from Frank Kusch the primary goal of the protesters is not the main subject. It is focused on telling the story from the perspective of the police rather than the protesters. But some of the police viewed some protesters as Yippies, for example, and stated that they have now “abandoned all pretense of flower power and peace”. And author also talks about though police tried to distinguish between peaceful protesters and troublemakers, the process had become increasingly difficult.

martin luther king (1929-1968) was an activist for the african american rights, mr. king has a profile of a kind leader that built a tenacity, respect and full of hope future. he was an activist through civil disobedience and no violence pressure mechanisms. he tried to build a more egalitarian and fair society. his efforts carried a reivindication message of the civilian rights to every west corners. for that reason, he won the nobel prize in 1964.

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!