Recent outbreaks of measles in the United States are driving up case counts and raising alarm among public health experts, especially as vaccination rates among children lag.

Without more aircraft to hit Chinese defenses, the Air Force might have to hold back, risking the military getting drawn into a slog, experts said.

The United Nations said Monday it’s waiting to find out how much of the nearly $4 billion the United States owes the world organization the Trump administration intends to pay and when the money will ...

The United States has fallen to its worst-ever position in a leading global index that measures views of corruption in the public sector among independent experts and businesspeople.

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President Donald Trump is radically altering NATO — a multinational alliance that has maintained global security in the ...