President Trump discusses his national security strategy in a speech on Monday. Trump's strategy is built around four pillars: protecting the homeland, promoting prosperity, peace through strength, and advancing American influence.
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George Papadopoulos, left, pleaded guilty earlier this month to lying to FBI agents about a series of meetings he took and planned while he was a foreign policy adviser to the Trump campaign.
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Former Exxon Mobil executive Rex Tillerson testifies before the Senate Foreign Relations Committee on Jan. 11 during his confirmation hearing for secretary of state.
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President Trump and Defense Secretary James Mattis speak on Inauguration Day. Mattis travels to South Korea and Japan this week in the administration's first major foreign trip.
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Democratic presidential candidate Hillary Clinton delivered a national security speech in San Diego that harshly criticized Republican candidate Donald Trump's foreign policy positions.
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Republican presidential candidate John Kasich's campaign is running an online ad and sent out a fundraising plea in response to the Paris attacks. Kasich is shown here at a town hall campaign event.
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People remove household goods from the rubble as a house burns on Sunday in Sinjar, Iraq. Kurdish forces, with the aid of months of U.S.-led coalition airstrikes, liberated the town from ISIS.
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