Sen. Barack Obama (D-Ill.) on Tuesday blasted President Bush’s foreign policy record, saying that “his judgments will be subject to the harsh light of history, and the verdict will not be kind.” But Obama also criticized his main opponents for the Democratic nomination for helping start the Iraq war.“It’s easy for us to lay all of the problems of the world at George Bush’s doorstep,” Obama said in Des Moines, Iowa. “George Bush did not take us to war alone,” the Illinois senator stated, noting that Congress authorized the use of force. Obama indicated that his opposition to the war...