An announcement of famine — as has now happened regarding Gaza — is a complicated decision. Here's what must be considered before such a declaration is made.

Parts of Gaza are officially experiencing a “man-made” famine, according to a Friday report by a United Nations-backed initiative, which added that the situation is expected to worsen after months of relentless conflict.

The world's leading authority on food crises says the Gaza Strip’s largest city is gripped by famine, and that it is likely to spread without an immediate ceasefire and an end to restrictions on humanitarian aid.