Henry Zeffman Chief Political Correspondent President Trump's decision to pause military aid to Ukraine may well prove to be one of the most significant moments in the conflict since Vladimir Putin launched his full-scale invasion. As far as the UK is concerned, it will not change Sir Keir Starmer's approach, but makes the issues he has been focusing on for the past few days more acute and more urgent. The prime minister still views his core tasks as finding a way to bring presidents Trump and Zelensky back together, and drawing up the foundations of a workable peace deal that can be presented to the US. As we saw in the House of Commons on Monday, where MPs from different parties lined up to laud the prime minister for his sure-footed diplomacy, it is a strategy with broad support across the political spectrum. But how deep is that support? We may be about to find out. It is one thing for the prime minister to vow to do all he can to bring presidents Trump and Zelensky back to...