McMaster is a retired U.S. Army lieutenant general, who served as the 25 th United States National Security Advisor from 2017 to 2018, under Trump. He is currently a senior fellow at the Hoover Institution at Stanford University. Newsweek reached out to McMaster via email for further comment.

"I would appeal to his sense of, 'Don't be a loser,'" Rep. McCaul says he'd tell Trump regarding aid to Ukraine. "You don't want to lose this."

Trump has promised to end Russia's full-scale invasion of Ukraine within a day if elected but has not publicly elaborated on how he plans to achieve that.

"If you look at the weapons we've provided them, we've made it very clear that they can use them to retaliate against Russian targets across the border that are conducting attacks," U.S. State Department spokesperson Matthew Miller said at a briefing on Sept.

Ukraine is a sovereign state and has the right to use weapons of its own production, and they have a lot of them. Look at the programs they have launched over the past year,” he said, adding that the U.

The General Staff of the Armed Forces of Ukraine reported that its forces struck a stockpile of weapons in Russia believed to contain Iranian missiles that arrived at the arsenal shortly before the latest attack.

Russia is hiking state spending on national defence by a quarter in 2025 to 6.3% of gross domestic product (GDP), the highest levels since the Cold War, according to draft budget documents published on Monday.

Russia plans to boost its defence budget by almost 30 percent next year as it diverts resources to its Ukraine offensive, spending more on the military than welfare and education