“强硬备忘录”与激烈通话后，美俄布达佩斯峰会彻底告吹！

Core Points - The planned summit between President Trump and President Putin in Budapest has been canceled due to Russia's firm demands regarding Ukraine, which included territorial concessions and military reductions [2][3] - The cancellation reflects a significant shift in U.S. policy towards Russia, moving from a potential rapprochement to a more confrontational stance [3][4] Group 1 - The initial agreement for a meeting in Budapest was made earlier this month, with the intention of discussing the resolution of the Ukraine conflict [3] - Following a tense phone call between Russian Foreign Minister Lavrov and U.S. Secretary of State Rubio, the U.S. decided to cancel the summit, as Lavrov showed no willingness to negotiate [3][4] - Trump's previous inclination to provide Ukraine with "Tomahawk" missiles has been reversed, as he now considers them "very dangerous weapons" that could escalate the situation [4][5] Group 2 - The cancellation of the summit indicates a rapid change in U.S. diplomatic strategy, as officials express skepticism about the potential for fruitful negotiations with Russia unless there is a change in Moscow's stance [3][6] - Lavrov's comments suggest that Russia is attempting to shift the blame for the situation onto Ukraine and its European allies, while also indicating that the U.S. is under pressure from European nations to seek a ceasefire [5][6]