整理：中东局势跟踪（7月28日）

Group 1: Gaza Conflict - Israel will allow humanitarian aid to continue entering Gaza and ensure the safety of aid convoys, while criticizing the UN for being dishonest regarding humanitarian issues [1] - The Houthis in Yemen have threatened to target any ships associated with companies doing business with Israeli ports, regardless of their nationality [1] - The UN aid chief welcomed Israel's decision to support an increase in humanitarian aid to Gaza, reporting that over 100 trucks of aid have been collected [1] Group 2: Iran Issue - Israel's Defense Minister Katz indicated that Israel may target Iran's Supreme Leader in the future [2] Group 3: Other Issues - Syrian officials announced that parliamentary elections are expected to be held in September [3] - US Middle East envoy Wittekopf stated that ceasefire negotiations in Gaza are back on track, along with US-Iran and Russia-Ukraine talks [3] Group 4: Casualties and International Reactions - The current round of the Israel-Palestine conflict has resulted in 59,821 deaths in Gaza [4] - A senior Hamas official accused Israel of obstructing ceasefire agreements [4] - The German Chancellor urged Israel to ensure sufficient humanitarian supplies enter Gaza [4] - Israeli officials stated that increasing aid to Gaza is a measure to avoid European sanctions [4] - Israel summoned the French chargé d'affaires to protest President Macron's recognition of Palestine [4] - The Israeli military announced a temporary tactical ceasefire in densely populated areas of Gaza, allowing for 10 hours of daily pause in military operations [4]