What is an echo chamber in politics?

Related questions

1. What does an echocardiogram tell you?
2. Why do rooms echo when empty?
3. For what is the Gol Gumbaz at Bijapur famous?
4. How is echo formed?
5. What is echo method?
6. Is it bad to whisper?
7. What is a whisper room?
8. What is a soundproof booth?
9. What is the echo effect?
10. What happens when you have an echocardiogram?

Tags

1. #agree
2. #discourse
3. #increasing
4. #paper
5. #situations
6. #democratic
7. #where
8. #countries
9. #political
10. #exposed
11. #social
12. #concern
13. #their
14. #phenomenon
15. #chambers
16. #media