However, his loose control of the military proved to be his achilles'heel.
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The Horde can then use this achilles'heel and defeat The Great Rebellion.
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Achilles'heel was the only part of his body which was not invulnerable to damage by human weaponry.
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Having a female leader, several commenters noted, would be particularly difficult for David Cameron, whose interactions with female politicians have been something of an achilles'heel.