What did martin luther king jr. change the unjust laws of segregation

When King was older, he worked to change those unjust laws. During the 1950s and 1960s, he gave speeches and organized peaceful marches and protests. Beginning in 1955, King led the famous Montgomery bus boycott. ... A year later, the U.S. Supreme Court ruled that segregation on buses was illegal.

1. where does the energy of a nuclear power plant come from?

d) political bosses should not hold office