The United Nations Interim Force in Lebanon (Unifil) is seen by many as an essential peacekeeping buffer between Israel, Lebanon and Hezbollah. But Israeli pressure, US doubts over Unifil’s cost-effectiveness and the fragile state of Lebanon’s politics means there is a risk that instead of being renewed on August 31 the mission could be ended. The stakes are high: an abrupt withdrawal could create a dangerous security vacuum along the Israeli-Lebanese border and this could have broader implications for stability in the Middle East. The US is keen to reduce its financial commitments to UN peacekeeping, with Washington arguing that expensive and longstanding missions should be downsized or wound down to cut costs. This makes it more receptive to Israeli insistence that the mission has been ineffective in addressing the existential threat posed by Hezbollah.

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