Russia's invasion of Ukraine is set to dominate the first in-person meeting of the United Nations General Assembly in three years.
World leaders are converging on New York for the summit, which comes in the shadow of Europe's first major war of the 21st century.
The conflict has unleashed a global food crisis and opened fissures among major powers in a way not seen since the Cold War.
Nearly 150 heads of state and government are on the latest speakers' list. That is a sign that despite the fragmented state of the planet, the UN remains the key gathering place for presidents, prime ministers, monarchs and ministers to not only deliver their views but to meet privately to discuss the challenges on the global agenda -- and hopefully make some progress.
At the top of that agenda for many: Russia's full-scale invasion of Ukraine, which not only threatens the sovereignty of its western neighbour but has raised fears of a nuclear catastrophe at Europe's largest nuclear plant in the country's now Moscow-occupied southeast.
While leaders in many countries are trying to prevent a wider war and restore peace in Europe, diplomats, though, are not expecting any breakthroughs this week.
The loss of important grain and fertiliser exports from Ukraine and Russia has triggered a food crisis, especially in developing countries, and inflation and a rising cost of living in many others. Those issues are high on the agenda.
Secretary-General Antonio Guterres said the world is "literally on fire," and we are facing an "immense" task of saving the planet
His comments come ahead of his "state of the world" speech on Tuesday.
Guterres said world leaders must tackle conflicts and climate catastrophes, increasing poverty and inequality.
He said they should
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