The cause of the American, the French, and the Haitian revolutions

Discuss and compare the course of the American, the French, and the Haitian revolutions and analyze the reasons for the significance of the difference outcomes of these three revolutions.
What roles did Enlightenment thought and folk cultures play in the making of the eighteenth century revolutions?
Was there a relationship between the ways in which the British and French monarchs approached the ideas of the Enlightenment and the outbreak of revolution?