British tanks have been used inside Russia by Ukrainian troopsUkrainian troops have used British Challenger 2 tanks in their offensive inside Russia, Sky News understands.
Source: British tanks have been used inside Russia by Ukrainian troops (https://news.sky.com/story/british-challenger-2-tanks-thought-to-have-been-used-inside-russia-by-ukrainian-troops-sky-news-understands-13197260)