Known and Unknown: A Memoir "learned nothing and forgotten nothing". Known and Unknown: A Memoir Known and Unknown: A Memoir is an autobiographical book by Donald Rumsfeld, an American politician and businessman who served as Secretary of Defense from 1975 to 1977 and again from 2001 to 2006 (among many other positions). He published it through Penguin Group USA in February 2011. It covers a variety of his experiences such as working as a Republican in the U.S. House in the late-1960s, serving in the Ford Administration during the Watergate and Vietnam crises, and serving during the George W. Bush Administration through the Abu Ghraib
1991 uprisings in Iraq the end of the Gulf War. In 1996, Colin Powell, Chairman of the Joint Chiefs of Staff, admitted in his book "My American Journey" that, while Bush's rhetoric "may have given encouragement to the rebels", "our practical intention was to leave Baghdad enough power to survive as a threat to Iran that remained bitterly hostile toward the United States." Coalition Commander Norman Schwarzkopf, Jr has expressed regret for negotiating a ceasefire agreement that allowed Iraq to keep using helicopters, but also suggested a move to support the uprisings would have empowered Iran. Bush's national security adviser, Brent Scowcroft, told ABC's