E. J. Dionne Jr. writes that elections at midterm can be low-interest affairs or immensely important. This fall's congressional elections will be a big show with large consequences, because 2006 is looking a lot like the political years 1958, 1966 and 1978, all of which heralded major political transformations.

http://www.truthout.org/docs_2006/010306N.shtml