Answer:
The impact of the Concert of Europe was:
The Concert of Europe sought to ensure a balance of power among European nations.
Step-by-step explanation:
The concert of Europe was a democratic, political, and influential organization created by the conjunction of Russia, Prussia, Britain, France, and Austria to oppose revolutionary movements, nationalism, and balance power in the region. However, it was inefficient because in its first stage it was broken down by the revolutionists in 1848 and in 1914 by Germany to unleash the first world war.