Final answer:
The American Revolution, occurring from 1775-1783, was a fight for independence by the American colonies against British rule, resulting in a new nation's birth and shaping historical views on liberty and democracy.
Step-by-step explanation:
The American Revolution was a historical conflict that took place from 1775 to 1783, where the thirteen American colonies fought for independence from British rule. The war included pivotal events such as the Second Continental Congress and significant Revolutionary War battles, culminating in the Treaty of Paris in 1783. Historians view the revolution variably as either a conservative rebellion or a radical social upheaval aiming to forge unity and liberty, or to preserve colonial democratic ideals against British oppression.