Ukraine's leader will meet with President Donald Trump in Washington on Friday at a pivotal moment for his country, one that hinges on whether he can persuade Trump to provide some form of US backing for Ukraine's security against any future Russian aggression. During his trip to Washington, President Volodymyr Zelenskyy's delegation is expected to sign a landmark economic agreement with the US aimed at financing the reconstruction of war-damaged Ukraine, a deal that would closely tie the two countries together for years to come. Though the deal, which is seen as a step toward ending the three-year war, references the importance of Ukraine's security, it leaves that to a separate agreement to be discussed between the two leaders talks that are likely to commence Friday. As Ukrainian forces hold out against slow but steady advances by Russia's larger and better-equipped army, leaders in Kyiv have pushed to ensure a potential US-brokered peace plan would include guarantees for the ..