Warfare in Medieval Poland as well. Even their horses were smaller and lighter. Different armament was used by infantry, which marched onto the battlefield in close order formations of shield-bearers covering heavy cavalry detachments, or mobile units of bowmen and cross-bowmen, and sometimes irregulars, who used different weapons specialized to fight both foot soldiers and cavalry: (war hammer, war scythe, glaive, fork, flail, morgenstern, guisarme, halberd, bardiche). Defensive armaments of the infantry consisted of shields (wooden, round or oval, through light bucklers, up to heavy pavises), quilted jackets and gambesons or brigandines. A characteristic helmet of the foot soldier was the kettle hat -
Operation Halberd Force H was attacked by three submarines; and "Adua" was sunk by "Gurkha" and "Legion". Another "Ark Royal" Fulmar fell to friendly fire from "Prince of Wales", raising British aircraft losses to three Fulmars from friendly fire and one Swordfish from enemy action. Italian aircraft losses were 21 including seven bombers and one fighter from enemy action, one fighter from friendly fire, and ten fighters from fuel exhaustion. Admiral Somerville was knighted in recognition of his successful command of Force H during Operation Halberd. It was the second time Somerville had received that honour; and occasioned this memorable congratulatory message