Known and Unknown: A Memoir 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 and Guantanamo Bay scandals. Rumsfeld
Colin Powell stake. The large infection made it difficult for him to walk, and caused his foot to swell for a short time, shortening his first tour. Powell returned to Vietnam as a major in 1968, serving in the 23rd Infantry Division, then as assistant chief of staff of operations for the Americal Division. During the second tour in Vietnam he was decorated with the Soldier's Medal for bravery after he survived a helicopter crash, single-handedly rescuing three others, including division commander Major General Charles M. Gettys, from the burning wreckage. Powell was charged with investigating a detailed letter by 11th Light