यह प्रसिद्ध कथन 'मनुष्य स्वतंत्र पैदा होता है, लेकिन हर जगह वह जंजीरों में जकड़ा हुआ है' किस ज्ञानोदय दार्शनिक द्वारा दिया गया था?

In late 18th-century French society, what was the tax levied by the Church, comprising one-tenth of the agricultural produce, called?

When was the inauguration session of the Estates-General of 1789 held in France?

In which year was the 'Livre', the unit of currency in France, discontinued?