In addition to troops deployed by Lithuania and Latvia to their respective borders with Belarus, and the 4,500-troop Lithuanian-Polish-Ukrainian Brigade which was recently trained by U.S. forces in the Three Swords 2021 exercise in Ukraine.

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Ukrainian border guards preparing for possible breakthrough by illegal migrants

The Polish border is protected by 20,000 military, border guards and police.

Ukraine is also strengthening its border with Belarus and sending an additional 8,500 troops there.