Why is the LGBT flag rainbow?

Related questions

1. What do clouds mean in the Bible?
2. What is the pillar of cloud in the Bible?
3. What is the purpose of a rainbow?
4. What are the different LGBT flags?
5. Who is Cain in the Bible?
6. What is a cis man?
7. What does each color of the rainbow flag mean?
8. What does the Q stand for in Lgbtq?
9. What does queer mean LGBT?
10. Is Indigo a color?

Tags

1. #symbol
2. #marches
3. #often
4. #northern
5. #reflect
6. #california
7. #diversity
8. #while
9. #rights
10. #pride
11. #rainbow
12. #worldwide
13. #colors
14. #during
15. #community
16. #francisco
17. #originated