Answer:
A coup d'état is a sudden overthrow of the government.
Nationalism is loyalty or devotion to one's country.
Balance of power is the idea that countries are safest when no one is more powerful than the rest.
The event that led to Napoleon's downfall was the invasion of Russia.
The Congress of Vienna was the peace conference that ended the Napoleonic Wars.
I think his major accomplishment is C. Victory in the korean war
Everything except camping and every American owns a car