President Trump, at the United Nations, rallies world leaders to strengthen the security of their people while confronting the extremists who threaten us.
President Trump made his first speech to the U.N. General Assembly, urging nations to work together so all can be sovereign, prosperous and secure.
Secretary of State Rex Tillerson visits London as international leaders ratcheted up pressure on North Korea and sought peace in Libya.
North Korea has been increasing the power and range of its arsenal of missiles. Here's a look at that country's program and the world's reaction.
The U.S. remains steadfast in its commitment to Africa, a top State Department official said, laying out four important themes that will guide U.S. policy.
The United Nations Security Council voted unanimously to add sanctions against North Korea in response to its continued nuclear weapons program.
President Donald J. Trump made remarks at a Pentagon memorial September 11 in observance of the 16th anniversary of the terrorist attacks on the U.S.
In parts of Iraq liberated from ISIS, law enforcement has a new way to get up and running quickly: mobile police stations, or "police in a box."
See how some mothers in Belgium, Afghanistan and Kenya are playing a big part in preventing their children from being radicalized to violence.