An unrelated videotape of a man describing himself as al Qaeda's European military spokesman also claimed responsibility for the Madrid bombing, saying it was in retaliation for outgoing Spanish Prime Minister Jose Maria Aznar's domestically-unpopular support for the U.S.-led Iraq war.

In a shock election result three days after the Madrid bombs, Spain voted in the Socialist party, which has since said it will probably withdraw its troops from Iraq.

"The Spanish people... chose peace by choosing the party that was against the alliance with America," the statement said.

WE WANT BUSH TO WIN