Voltaire, Libertário?

Even for a man of his time, however, Voltaire had his blind spots. Like some of his high-minded contemporaries, he had a strain of anti-Semitism and a penchant for offhand cynicism. But his libertarian (libertaire, in French) convictions made him basically a force for good: a fierce advocate of free will, individual liberty, tolerance, open expression, and free trade, none of which France provided in his lifetime.