WikiWars is a corpus of 22 documents sourced from English Wikipedia. These documents contain 2,681 temporal expressions annotated with TIMEX2 (version from September 2005). The domain of the corpus is military conflicts.
The newest version of the corpus (v1.0.4) can be downloaded from here (626 kB) or from the 'Files' tab located at the bottom of this page. The package also contains a file called readme.txt which presents information about licensing of the corpus, the methodology used for collecting and annotating data and some basic statistics concerning the content of the corpus.
If you want to be notified about updates made to the corpus, please send an email to: pawel.mazur at mq.edu.au, or pawel at mazur.wroclaw.pl.