Russia used to rely on Ukrainian expertise for its missile programs, but its actions in 2014 and beyond ended that ...

facing persistent struggles with its new Sarmat missile. And it doesn't help that the country has cut off expertise it once depended on by waging war on its neighbor. "Historically, a lot of the ICBM ...

"Some of them are in Ukraine, which had a big part in the Russian ICBM program," he said. "So that's a major issue." Wright described Russia's choice to use liquid fuel technology as "a ... United ...

Russia's RS-28 Sarmat ICBM ... missile experts said were multiple other problems. The powerful missile's ejection tests and its flight testing have both been repeatedly delayed, and it previously had ...