Ukrainian soldiers facing an enemy with greater forces and more men have said they need to learn new techniques to counter Russian sabotage units crossing Ukraine's borders with Russia and Belarus. The works directed to bolster Ukraine’s defensive line have been underway for some time along the border in Volyn, Kyiv, Chernihiv and Sumy regions, according to Serhiy Nayev, the Ukrainian Joint Forces commander. Read more: #ukraine #russia #war Subscribe to The Telegraph with our special offer: just £1 for 3 months. Start your free trial now: Get the latest headlines: and are websites of The Telegraph, the UK's best-selling quality daily newspaper providing news and analysis on UK and world events, business, sport, lifestyle and culture.
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