"Those laws are there because Christians lobbied to put them thier."
So what? Is there some Constitutional Amendment that denies the right of believers to participate in the political process?
Since 80% of Americans believe in God *any* law is put there by 'Christians/believers' etc.
"Is there some Constitutional Amendment that denies the right of believers to participate in the political process?"
No, however, if my "pursuit of happiness" is different than yours, you shouldn't be forcing me to pursue happiness in the same way you do. That IS against the constitution.
Drinking wine vs. smoking pot.