![President Franklin Roosevelt in 1933 President Franklin Roosevelt in 1933](/sites/default/files/styles/large/public/1-13-img254.jpg?itok=JgRdPjUK)
Source: Public Domain-Presidential Portrait
![Hubert Humphrey, Democratic Presidential Candidate in 1968 Hubert Humphrey, Democratic Presidential Candidate in 1968](/sites/default/files/styles/large/public/1-13-img256.jpg?itok=ma68tJDl)
Source: Public Domain-Vice Presidential Portrait
![President Harry Truman (1945-1953) President Harry Truman (1945-1953)](/sites/default/files/styles/large/public/1-13-img257.jpg?itok=pEhQTCPx)
Source: Public Domain-Presidential Portrait
![President Herbert Hoover President Herbert Hoover](/sites/default/files/styles/large/public/1-13-img258.jpg?itok=phCnYKx3)
Source: Public Domain-Presidential Portrait
![President Lyndon Johnson President Lyndon Johnson](/sites/default/files/styles/large/public/1-13-img259.jpg?itok=C6jAOmta)
Source: Public Domain-Work of American Government
![President Richard Nixon President Richard Nixon](/sites/default/files/styles/large/public/1-13-img260.jpg?itok=-VFjK674)
Source: Public Domain-Presidential Portrait
![Presidental Candidate Sen. John McCain Presidental Candidate Sen. John McCain](/sites/default/files/styles/large/public/1-13-img261.jpg?itok=V5iEmfBZ)
Source: Public Domain-Congressional Portrait
![1948 Presidential Candidate Thomas Dewey 1948 Presidential Candidate Thomas Dewey](/sites/default/files/styles/large/public/1-13-img262.jpg?itok=H4k-bHGn)
![Presidential candidate in 1968, Attorney General Robert F. Kennedy. Assassinated during the campaign. Presidential candidate in 1968, Attorney General Robert F. Kennedy. Assassinated during the campaign.](/sites/default/files/styles/large/public/1-13-img263.jpeg?itok=b6Cq2HrX)
Source: Public Domain-Work of American Government
Source: Department of Defense Picture
![Vietnam War Protest 1967 Vietnam War Protest 1967](/sites/default/files/styles/large/public/1-13-map265.jpg?itok=jV-0AyB3)
Source: GNU License-wikipedia.org
Source: Public Domain-Department of Defense (Airman Matthew Piew)
Source: Public Domain-Work of American Government
![Depression-Era Photo of a migrant mother and children by Dorothea Lange Depression-Era Photo of a migrant mother and children by Dorothea Lange](/sites/default/files/styles/large/public/1-13-img269.jpg?itok=s-7xO-3H)
Source: Public Domain-Work of American Government
![A Depression-Era Bank Run at American Union Bank in the early part of the Depression. Hoover's Presidency took much of the blame for the economic crisis. A Depression-Era Bank Run at American Union Bank in the early part of the Depression. Hoover's Presidency took much of the blame for the economic crisis.](/sites/default/files/styles/large/public/1-13-img270.jpg?itok=duo1uyiG)
Source: Public Domain-Work of American Government
![President Dwight D. Eisenhower President Dwight D. Eisenhower](/sites/default/files/styles/large/public/1-13-img271.jpg?itok=1mbXPrRu)
Source: Public Domain-Presidential Portrait
![American Soldiers in Korea. An expanded Korean War was one result of Truman's 1948 re-election. American Soldiers in Korea. An expanded Korean War was one result of Truman's 1948 re-election.](/sites/default/files/styles/large/public/1-13-img272.jpg?itok=BXBcmeHg)
Source: Public Domain-Work of American Government
![Riot at the 1968 Democratic National Convention in Chicago Riot at the 1968 Democratic National Convention in Chicago](/sites/default/files/styles/large/public/1-13-img273.jpg?itok=fV6tfmfh)
Source: Columbia University (columbia.edu)
![Washington, D.C. Riots following the assassination of Rev. Dr. Martin L King, Jr. Washington, D.C. Riots following the assassination of Rev. Dr. Martin L King, Jr.](/sites/default/files/styles/large/public/1-13-img274.jpg?itok=pLu0X2Ue)
Source: Library of Congress, Warren Leffler
![Treasury Secretary Henry Paulson. The Bush administration was steering the ship of state when the recent financial/mortgage crisis exploded. Treasury Secretary Henry Paulson. The Bush administration was steering the ship of state when the recent financial/mortgage crisis exploded.](/sites/default/files/styles/large/public/1-13-img275.jpg?itok=Qef6ZE0W)
Source: Public Domain-Work of American Government
![Congressional Portrait of Presidential Candidate Barack Obama Congressional Portrait of Presidential Candidate Barack Obama](/sites/default/files/styles/large/public/1-13-img250.jpg?itok=gqnsAZwC)
Source: Public Domain-Congressional Portrait