<em>He ordered his troops to be well fed and then to rest. Darius, on the other hand, mindful of Alexander's unpredictable manoeuvres, ordered his army to stand to throughout the night in readiness for a surprise attack. ... By overrunning the Persian Empire, Alexander helped extend Macedonian and Roman rule.</em>
The intellectual revolution of the eighteenth century in which the philosophes stressed reason, natural law, and progress in their criticism of prevailing social injustices.