It depends on what you take to be the beginning and what the end. It lasted two years if you understand it as from the time it was revealed to the time Nixon resigned. It lasted 5 years if you take it from the time Nixon began doing it to the time he resigned.
Answer:
Islam, Jewish, and Christianity.
Explanation:
If I am wrong I deeply apologize, that's the answer I got on my research.
D) congress shall make no law respecting an establishment of religion or abridging the freedom of speech or of the press