clearly A18 has done some homework. I tried to think of some, but I'm not sure you and I agree on what constitutes a "horrible" decision. Here's an interesting SCOTUS blog I used to look at, but forgot about for a while till you started this thread. This is from the reputable firm Goldstein & Howe of Washington DC:
http://www.scotusblog.com/movabletype/take a look in particular at some of the national security issues and detainee rights cases. and although it doesn't answer your question, you might also be interested in the Ayotte ruling.