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American University Master of Arts in International Relations online

Influence decisions across borders with the online Master of Arts in International Relations (MAIR) from American University’s School of International Service (SIS).

About the program

  • Complete in 24 months: Finish the MAIR’s required 36–39 credit hours in two years, while taking classes part time.
  • Showcase your skills: Complete a client-based practicum project or substantial research paper in a capstone designed to jumpstart your career or future education.
  • Join the SIS alumni network: Become part of a powerful community of nearly 25,000 global professionals.

About American University’s School of International Service 

Based in Washington, D.C., American University’s School of International Service (SIS) sits at the nexus of national security, foreign policy, and American political life. Its renowned faculty — political scientists, historians, economists, sociologists — publish transformational research and empower learners to become global leaders and advocates for peace. SIS is a full member of the Association of Professional Schools of International Affairs (APSIA).

Tuition and fees

Tuition and fees are subject to change and may increase each academic year. Tuition does not include student fees, technology platform licensing, or support services. Learners are also responsible for travel and accommodation costs related to any in-person immersions or residentials.

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The Master of Arts in International Relations (MAIR) program prepares you to cultivate the economic, statistical, and critical thinking skills needed to analyze cross-cultural communications and foreign policy. You can choose from a range of international affairs concentrations:

  • Global Security: Uncover ways to prevent, mitigate, and manage conflicts globally as you investigate the dynamics of war, peace, and security.
  • International Development: Discover how politics, economics, sustainability, and healthcare impact development in communities and nations across the globe.
  • International Negotiation and Conflict Resolution: Examine the causes of international conflict, and apply strategic negotiation tactics that can help resolve global disputes.
  • United States Foreign Policy and National Security: Explore the historical, political, and economic underpinnings of strategic policy formulation and execution.
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American University’s SIS seeks applicants who are committed to building a better world through policy, innovation, and service. A bachelor’s degree is required for admission. If you have not completed prior economics coursework, you will be required to take a 3-credit economic theory course from SIS. No GRE scores are required. To apply to the program, you will need to submit an online application and include the following:

  • Résumé or CV 

  • Statement of purpose

  • Official transcripts from all previous academic institutions

  • Two letters of recommendation

  • $55 application fee (waivers available)



Learners in the online MAIR program participate in an extended weekend immersion on the American University campus in Washington, D.C. You’ll have the opportunity to network with fellow professionals and faculty in person, and spend time in the nation’s capital — the hub of public policy.

During immersions, you’ll participate in seminars, networking events, and site visits at organizations that are central to government, foreign relations, politics, development, and national security. You’ll earn course credit while building hands-on skills in areas such as multinational negotiation and policy briefing.

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