Why did justice thurgood marshall support affirmative action?

How did chinese culture change during the warning stated period

Historians are concerned with the accuracy of their writings and readings but are also aware of the inability of authors to know every angle of every story biases, perspectives, beliefs, and a variety of other differences history being told by one person at a time no one being totally accurate, as hard as we try really need on this, and you^^

What happened right after the battle of concord ?