She eventually fights openly as a woman.[citation needed] 1690: Anne Chamberlyne, a female tar who disguised herself as man, fights the French at Beachy Head.[68] 1691: Anna Isabella Gonzaga, Duchess of Mantua, defends Mantua against the Spanish as regent during the absence of her spouse.[69] 1691-1696: Marie Magdelaine Mouron serve in the French army dressed as a male.[36] 1694: An unnamed female serve in the Dutch navy dressed as a male.[25] 1696: Joonas Dirckse in the Dutch navy is discovered to be a female dressed as a male.[25] 1696: Mongolian Queen Anu dies saving her husband at the Battle of Zuunmod.[citation needed] Late 17th-century: A Finnish female serve in the French, English and Danish army dressed as a male.[25]