President Trump on Monday began a three-day trip to join world leaders for the United Nations General Assembly. The trip comes as tensions swirl around Trump's relationship with Ukraine, a showdown with Iran following strikes against Saudi oil facilities, Trump's trade war with China, and frozen nuclear talks with North Korea. Trump meets Wednesday with the president of Ukraine as Democrats press the Trump administration to release a whistleblower's complaint about a phone call Trump had with a foreign leader believed to involve Ukraine. On Monday, Trump made a surprise appearance at the Assembly's Climate Summit on Monday, spending 10 minutes at the gathering before leaving to speak at a separate event focused on religious freedom.

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