Tensions escalate/soar/mount on the global stage as world leaders gather for a summit/conclave/conference. Diplomats/Delegates/Representatives from nations/countries/states around the globe/world/planet are converging in [City name]/[City name] to address pressing concerns/issues/challenges including climate change/economic instability/political up

A dire global crisis has erupted, casting a long shadow over international relations and provoking diplomatic tensions worldwide. The abrupt event, which focuses on complex humanitarian issue, has pitted nations against each other, with disagreements flying thick and fast. Many countries have issued vehement declarations, while others are adopting