A number have existed over American history - click here for Wikipedia's list.
Every president since the end of World War 2 - when the United States became a dominant player in foreign policy - has had his own "doctrine" and President Obama is no exception. An analysis of the recent Iran deal makes more sense in light of the doctrine.
Here's background on it:
- Wikipedia: Obama Doctrine.
- President Explains The 'Obama Doctrine,' Defends Iran Deal.
- Heritage: The Obama Doctrine.
- Foreign Policy: The Obama Doctrine.
- Politico: The Obama Doctrine?
- Iran and the Obama Doctrine.
- Obama explains the 'doctrine' that underlies his foreign policy.
- US News: The Obama Doctrine Explained.
- Council on Foreign Relations: The Obama Doctrine.
- The American Prospect: The Obama Doctrine.
- US News: The Obama Doctrine Explained.
- Council on Foreign Relations: The Obama Doctrine.
- The American Prospect: The Obama Doctrine.