The ACLU is so consistently on the dark side that any good deeds they have done are under the category of "even a stopped clock". And, of course, their method of threatening small communities with crazy lawsuits solely to enrich their coffers is more than odious and anti-freedom. They are basically fuelled by taxpayer money, by shaking down one town after another.
Here's a thread you might be interested in.
Citizens Make Stand Against ACLU In Tennessee
http://www.freerepublic.com/focus/f-news/1726166/posts
Jay 777 has a *Stop the ACLU* ping list.