"To kill a mockingbird" explanation of the quote

Over a while strange things have happened blacks were slaves jews were in the holocaust, Native Americans had and Owned this land but what now our their still slaves, our their minorities, who owns this land. These are all good questions but what does "to kill a mockingbird" have to do with it .
It's a sin to kill a mockingbird." This line, spoken by Atticus, sums up the heart of this book. A mockingbird is a harmless bird that makes the world more pleasant with its song. In this novel, the mockingbird symbolizes Boo Radley and Tom Robinson, who were both peaceful people who never did any…