UN peacekeeping – risking your life to maintain order in a foreign land, is seen as one of the more noble roles in modern warfare, but a new Pentagon report shows that the US is more than a little alarmed at China’s growing humanitarian role.

They look like alien landscapes cast adrift on the southern seas.
But these giant icebergs are not heading anywhere at all as they sit grounded off the Antarctic coast.
Unable to move, they have gradually been eroded to create a series of stunning shapes and patterns.
Alien landscape: A giant iceberg that has been eroded into a spectacular shape lies grounded off the Antarctic coast
Britain's countryside might slowly be falling into the hands of developers but there is still much to celebrate in our green and pleasant land.
And this stunning picture of a barren landscape in Snowdonia has just been announced as the winner of a photo competition to find the UK's top national parks landscape.
Entries flooded in from all over the country featuring panoramic vistas of waterfalls, lakes and mountains.
The winning photo, by amateur photographer Michal Tekel, shows Cwm Idwal in the Glyderau range of mountains in Wales and was snapped using a digital Nikon D700.