Answer:
The objective of the Congress was to provide a long-term peace plan for Europe by settling critical issues arising from the French Revolutionary Wars and the Napoleonic Wars. The goal was not simply to restore old boundaries but to resize the main powers so they could balance each other and remain at peace.
Explanation:
Following 9/11, the United States Government created the new Department of Homeland Security.
The Department of Homeland Security is responsible for just that, Homeland Security, and is responsible for working to stop terrorists attacks on US soil.
Immigrants supported political machines because they provided jobs and services
It was useful because it gave the French people and the nation of France a common ground and common cause for which they were able to fight together. the newly felt sense of unity was something they hadn't experienced before and enabled them to achieve glory in their young country.