Nothing at all was "imposed from the outside by a dying Empire".

The Mandate and the territory it covered were defined by the League of Nations. That Mandate expired in March 1948 in the run up to the expiry date the United Nations attempted and failed to reach a settlement based on a two-state solution.

Lead to World War Three Shaw - very much doubt it - everybody is so used to the shenanigans of the area that we are all now numb to it - Arab/Israeli conflict WGAF. Their spat is a cancer that has affected the world, let them sort it out themselves once and for all.