With the Ankara summit just four days away, NATO is confronting a potential crisis stemming from internal disagreements regarding military expenditure and the escalating situation in Iran. The alliance risks implosion if these divisions aren’t addressed. Specifically, disputes over financial contributions and differing approaches to a potential conflict in Iran are fueling tensions among member states. The Secretary-General is attempting to mediate and avert a breakdown in unity. The upcoming summit is therefore being framed as a last chance to resolve these critical issues and reaffirm NATO’s cohesion. Failure to reach a consensus could severely undermine the alliance’s effectiveness and stability. The situation demands urgent diplomatic efforts to prevent a damaging fracture within NATO.