We don't know why, but chemicals in bones tell us that a lot of people came from all over to kill each other.
War is not human nature, but through romanticization and censorship people no longer understand its true horror, philosopher AC Grayling argues in this extract.
President Donald Trump appears determined to follow through on his promise to “bomb the sh*t out of ISIS,” regardless of how many civilians are killed along the way.
Most Americans also think North Korea is a bigger national security threat than ISIS.
It is not the first time the Philippines president has referenced cannibalism.
The country could now be capable of hitting the U.S. mainland.
Elected a year ago, one of Philippine president's campaign pledges was to rid the country of "sons of bitches" drug users and dealers.
North Korea's leader may be as secretive as his father and grandfather, but we know a little about how he spends his days.
The war has lasted for 14 days in the southern island of Mindanao.
Trump has said the United States is prepared to tackle the crisis without China, if necessary.
North Korea’s vice foreign minister blamed Trump for escalating tensions and said the new administration was more vicious than Obama's.
North Korea celebrates its founder's birthday on Saturday and has tested missiles on significant occasions in the past.
A North Korean spokesperson said the North would push forward with its nuclear plans.
"Post-traumatic stress disorder is the inability of normal life to ever match the amplitude of living you achieved in war."