Despite mounting international concern over widespread hunger in Gaza, no official famine has been declared in the territory – highlighting the complexities of determining a country's famine status.

One in three people are going without food for days, the U.N. said, as global outrage grows over Israel’s restrictions on aid to Gaza.

Gaza's population is facing the “worst-case scenario of famine" and “widespread death” will occur without immediate action, the leading international authority on food crises has warned. Tuesday's ale