This document contains a matrix summarizing key snapshots of the US Civil Rights movement in approximately 60-75 words each. The snapshots discussed include Plessy v. Ferguson, Jim Crow laws, segregation during World War I and II, Brown v. Board of Education, the Montgomery Bus Boycott led by Rosa Parks, the work of Martin Luther King Jr. and the Southern Christian Leadership Conference, MLK's "I Have a Dream" speech, and the 1964 Civil Rights Act. The matrix provides brief summaries of each event along with their significance in advancing or setting back civil rights.