During the Byzantine era, which consequence resulted from relying on 'divide and rule' diplomacy?

💡 Explanation

Byzantine 'divide and rule' relied on exacerbating rivalries, resulting in fractured power because concentrated power centers were prevented; therefore, internal power vacuums arose, rather than economic decline or espionage, focused at external domains.

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• Which outcome followed repeated inaccurate sextant readings on long voyages?
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