Which two sentences best describe the effects of the agreements at the congress of vienna?

Worse still, the Napoleonic wars had shattered borders and broken political institutions in several parts of the Continent, especially in Germany. In order to heal its wounds, Europe needed peace. Hence the first priority was to preserve it from two of its chronic problems: hegemonic adventures (so there would never again be a Napoleonic empire) and internecine wars (so there would be no reasons to fight each other). 

there has only been 12 presidents. the 12th president is/was moon jae-in

1. i forgot 2. he was gay 3. they killed a lot of the population 6. they rode horses and had swords we have guns and tanks