Downing Street Memo
Congressman John Conyers is inviting citizens to email President Bush, demanding answers about US-British plans to "fix" intelligence
to justify a war against Iraq, as indicated in a July 2002 memo of a meeting between Bush and British PM Blair that was leaked to the Times of London.
Here is a good site that provides the text of the memo and other relevant information:
Here is John Conyer's letter and a form to email the president: