Wars tend to end with erosion of civil liberties. One among many reasons to oppose them.
On the HLSWATCH.COM blog is a post and comments relating to proposed codification of indefinite detention even fro US citizens in the National Defense Authorization bill for this year.
Some expert commentary also appears in a post by Glen Greenwald elsewhere. PLEASE READ THIS ANALYSIS AND DECIDE FOR YOURSELF! Personally I agree with it.
Please also see commentary by Glenn Greenwald providing substantive analysis of the actual legislation,