Conservationist, Rough-Rider, Author, Nobel Prize Winner, President. The History Channel presents a 2-part documentary event spanning the life of the 26th President of the United States. ‘Theodore Roosevelt’ unveils the legacy of a man who grew from a fragile child into a world leader who epitomized strength. Executive produced by Academy Award winner Leonardo DiCaprio and Pulitzer Prize winner Doris Kearns Goodwin, the story begins Memorial Day at 8/7c. | HISTORY