British defense diplomacy and the shaping of combat doctrine in Eastern Europe: from polarization to the Ukrainian crisis . The International Journal for Scientific Research, [S. l.], v. 5, n. 2, 2026. DOI: 10.59992/IJSR.2026.v5n2p7. Disponível em: https://vsrp.co.uk/index.php/ijsr/article/view/1488. Acesso em: 1 jul. 2026.