The relationship between the United States and Ukraine has been complex, especially since the Russian invasion. The US provides significant aid to Ukraine, but disagreements on strategy and approach to peace negotiations have emerged. These disagreements are now surfacing publicly. - National Security Advisor Mike Waltz stated that President Trump is 'very frustrated' with President Zelensky. - Trump believes Zelensky is creating roadblocks to finding an endgame to Russia's invasion of Ukraine. - Waltz highlighted Trump's aim to end the war and criticized Zelensky for not taking the opportunity to negotiate peace. - The White House has described Trump's frustration with Zelensky as 'multifold'. - Trump's criticism reflects the administration's growing frustration with Zelenskyy's approach.