Question: battle at helm's deep lord of the rings

title: Battle of the Hornburg
text: After being released from the influence of his malevolent adviser , Gríma Wormtongue , by the benevolent Wizard Gandalf , Théoden set out to the Fords of Isen , where his marshal Erkenbrand was fighting Saruman 's forces . However , Théoden found out that they had been scattered . Gandalf advised him to take refuge in the Hornburg fortress of Helm 's Deep , an area named after one of their kings . Gandalf then left on an unexplained errand . Théoden 's army went to the area , where local people were commanded by a captain called Gamling the Old . Many of the forces there were very old or young . The women and children of Théoden 's capital Edoras were safe in Dunharrow , led by the King 's niece Éowyn .