The main idea in the letter of Birmingham Jail is to address the criticisms which put against him by individuals. The theme of the letter is Justice.
Step-by-step explanation:
- From the letter, It is said concerned with justice throughout it. The addresses to the question were given by Dr. King directly at several points.
- After his speech, he thought that justice will win and saves the dignity of the human spirit but injustice works against it.
- His idea was to change people's thoughts because they were against justice. He repeated the saying of Jesus to provide nonviolent activities.