Hints and tips:
...Ludovico Ariosto wrote Orlando Furioso, Niccolò Machiavelli The Prince and Baldassare Castiglione The Book of the Courtier....
...On the stone façade of Palazzo Chiaramonte in Palermo, there are grooves left by the iron cages in which hung the severed heads of aristocrat rebels against Emperor Charles V....
...We also urge all G8 and UN member states to adhere to their obligations under Chapter V, Article 25 of the UN Charter....
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