Answer:
The countries of western Europe watched the French Revolution with sickening apprehension. European rulers expected that progressive thoughts, in view of the Enlightenment, would spread to their countries and cause a similar sort of mayhem that France was encountering. The leaders of these countries needed to keep up their capacity and they saw the French Revolution as a danger.
At the point when Kink Louis XVI was executed, these rulers turned out to be significantly progressively frightened. Nobles who had left France were likewise cautioning those in different nations that the Revolution was probably going to spread past France's outskirts. Accordingly, European countries framed alliances to mediate in the Revolution and later to vanquish Napoleon.