The Spanish government came under pressure Wednesday to withdraw its troops from Iraq as it mourned the first Spanish fatality in the international reconstruction effort to rebuild the war-shattered country. Navy captain Manuel Martin Oar was one of at least 24 people killed in Tuesday's attack against the United Nations headquarters in Baghdad, which has been condemned around the world. Spanish Prime Minister Jose Maria Aznar, a staunch US and British ally in the war on Iraq, has pledged a 1,300-strong troop contingent for the reconstruction effort despite growing public concern. Spain already has 744 soldiers there, but the death...