Mattis attends Northern Group talks in Helsinki

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News in 90: Mattis Attends First NATO Meeting

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US Defense Secretary Mattis attends ASEAN Defense Ministers Meeting

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U.S. Defense Secretary James Mattis attends first NATO meeting

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Mattis Attends Marshall Plan Commemoration

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Defense Sec. Mattis speaks to NATO allies

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Trump speaks with Gen. Mattis at parade

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US Defense Secretary Mattis at NATO Meeting

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Mattis: Russia wants to redraw borders by force

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Remarks: Donald Trump Attends Swearing In of James Mattis - January 27, 2017

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James Mattis is sworn in as Defense Secretary \u0026 President Trump signs executive actions (C-SPAN)

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Mattis in Lithuania, Meets NATO troops

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ASEAN defence ministers sign summit declaration, Mattis at lunch meeting

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Mattis in Helsinki to begin week of talks with Nordic countries

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Mattis Arrived Kuwait as Part of Regional Tour

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Mattis visits Afghanistan

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Donald Trump’s Pick For Pentagon Chief James Mattis Says Russia Is Trying To ‘Break’ NATO | TIME

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U.S. Defense Secretary Attends Czech Centenary Celebrations

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US Defense Secretary Mattis meets Vietnamese Defence Minister

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