Not these types of issues. History shows no such thing. History shows us that when it comes to what is considered "rights" for groups of people, support only increases until it reaches point, well above 90% support, where change beyond that is going to go very slow if it happens at all. But it is not likely to turn back.
This issue is nothing like abortion, and I know that is the issue many want to use in comparison. This issue is like interracial marriage, as far as being able to compare it to an issue like it in the past.
Really, not these types? It appears that at different points in history, SSM was deemed perfectly acceptable, then it wasn't, then it was...
”People willing to trade their freedom for temporary security deserve neither and will lose both.” --- Ben Franklin