Supporters of Brian Haw, the Christian peace protestor whose long-running Westminster vigil against the Iraq war led to the government banning demonstrations in the vicinity, have expressed outrage at his arrest yesterday.

To cheers at Tate Liverpool gallery, 48-year-old artist Mark Wallinger won the 2007 Turner Prize, the world's premier art award, and dedicated his win to campaigner Brian Haw, whose anti-Iraq war protest shaped his work 'State Britain'.

The president of the United Church of Christ in the USA has been arrested after trying to deliver to the White House a pastoral letter that contained 60,000 signatures calling for an end to the American-led military action in Iraq.