Headline: NATO summit could test Biden's unity promiseLink: https://www.nbcnews.com/politics/white-house/nato-summit-test-bidens-unity-promi…Publication Date: Monday, July 10, 2023Primary Source: NBC NewsOther Sources: MSNNon-Cato Author: Katherine DoyleType: articleFormat: Newspaper (Online)Nature of Mention: quotedScholar: Logan, JustinResearch Area: Foreign Policy and National SecuritySubjects: President Biden's meeting with European and NATO leaders