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
Known and Unknown: A Memoir in the Naval Reserve Officer Training Corps to help him get through college. He also mentions, after graduation, his tour as a naval aviator and marrying his high school sweetheart. He recalls heading back to his native Chicago and being elected to the U.S. House in 1962—only at age 29. He notes voting for the Civil Rights Act of 1964 and the Gulf of Tonkin Resolution. As the Vietnam War drags on, he describes growing dissatisfied with the Johnson administration's policy—particularly the use of drafted soldiers and the expansion of troop levels on the ground. Rumsfeld discusses his advocacy of