The percentage of overweight children around the world crept up in the 1980s, as junk food became a dietary staple. Now the data are even more unpalatable. For the first time, obese children outnumber those who are severely malnourished. Our map and charts show where the problem is at its worst. 

Elsewhere, America’s defence budget has grown to $961bn. We examine which programmes are being strengthened and which are being cut under Donald Trump.