how and why various groups of people within American society began to challenge and criticize the nation’s way of life in the 1960s. Were their criticisms valid? What were some of the goals of these groups, and how did they go about achieving them?

Explanation:

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░░░▌░▄▄▄▐▌▀▀▀░░ This is Bob

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might be agreeing to participate ethically with other european nations in the slave trade

or notifying other european nations when taking possession   of african territories

propriety is the answer. hope this !

explanation: