[FredFlash]

Even if the Department of Religious Advice did attempted to establish religious doctrine, but did not use coercion, it would be permissible under your no coercion test - right?

[Always Right]

Even if the Department of Religious Advice did attempted to establish religious doctrine, but did not use coercion, it would be permissible under your no coercion test - right?

It fails the basic test of Congress trying to establish a religion, it does not fail the coercion test. Congress has no right to pass any laws that effect the establishment of religion.