The US constitution allowed for certain laws to be amended over time and the Bill of Rights gave US citizens certain rights which could never be taken away from them, if they are, they can overthrow the government.
Roma was facing a political crisis, many senators and politicians were fighting to see who gains power of Rome and Octavian the son of Caesar become the sole ruler of Rome and saved everyone from more bloodshed. (from the civil war)
The Treaty of Ghent was the peace treaty that ended the War of 1812 between the United States of America and the United Kingdom of Great Britain and Ireland. Both sides signed it on December 24, 1814, in the city of Ghent, Belgium.