What event thrust dr. king to become the leader of the civil rights movement?

King and the Southern Christian Leadership Conference (SCLC) temporarily joined ... of the civil rights movement throughout the South” (Sitton, “Negro Groups Split”). ... we must practice civil disobedience in a true sense or delay our freedom thrust ... cities to be more effective” (“Martin Luther King: A Candid Conversation”

do you have a list of sources to choose from?

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."