THE HAGUE, Netherlands (AP) — U.S. President Donald Trump and his NATO counterparts are due to gather Tuesday for a summit that could unite the world’s biggest security organization around a new defense spending pledge or widen divisions among the 32 allies.

The U.S. and other world leaders are preparing for NATO’s 2025 summit where a new defense spending pledge will be negotiated.

NATO leaders meeting this week in The Hague will confront the prospect of another open-ended U.S.-led war outside the North Atlantic region the alliance was created to defend.

NATO Secretary General Mark Rutte, speaking to reporters during a press conference Monday ahead of a NATO summit in The Hauge, reaffirmed NATO’s position that Iran “should not have its hands on a nuclear weapon” and that the US strikes over the weekend on the country’s nuclear facilities were not “against international law.