Which of the following was a negative impact of the Congress of Vienna and Concert of Europe?(1 point)

Responses

The Congress of Vienna and Concert of Europe prevented a major war in Europe for over 40 years.
The Congress of Vienna and Concert of Europe prevented a major war in Europe for over 40 years.

They made all European rivers open for free navigation.
They made all European rivers open for free navigation.

Small wars broke out in Europe soon after the Congress of Vienna.
Small wars broke out in Europe soon after the Congress of Vienna.

Small wars broke out in Europe soon after the Congress of Vienna.