Donald Rumsfeld, a forceful U.S. defense secretary who was the main architect of the Iraq war until President George W. Bush replaced him as the United States found itself bogged down after 3-1/2 years of fighting, has died at age 88, his family said in a statement on Wednesday. “It is with deep sadness that we share the news of the passing of Donald Rumsfeld, an American statesman and devoted husband, father, grandfather and great grandfather,” the statement said. “At 88, he was surrounded by family in his beloved Taos, New Mexico.” The statement did not say when Rumsfeld died. With Rumsfeld in charge, U.S. forces swiftly toppled Iraqi President Saddam Hussein but failed to maintain law and order in the aftermath, and Iraq descended into chaos with a bloody insurgency and violence between Sunni and Shi’ite Muslims. U.S. troops remained in Iraq until 2011, long after he left his …