US President Donald Trump vowed on Thursday to impose a tariff on all goods coming from Mexico unless the country does more to stop the flow of migrants.
Global military expenditure reached almost $1.7 trillion last year.
A top Pyongyang envoy told Reuters the hermit kingdom will move ahead with its nuclear and ballistic missile program, in defiance of the US and its allies.
Sources said the ex-president plans to travel to Brasilia on Tuesday to discuss his options with incumbent Dilma Rousseff.
The number of people who could be displaced in US coastal regions due to rising sea levels this century as a result of climate change is much higher than previously thought.
Here's what you'll find inside the latest batch of documents recovered in the 2011 raid that killed Osama bin Laden in Abbottabad, Pakistan.
Thousands of students are protesting nationwide as the government cracks down on dissent.
The Republican-controlled US Senate would have to approve the nomination.
Several Western countries have said there is no hope for progress without a halt to the Russian bombing, which has decisively turned the balance of power in favor of Assad.