Final answer:
In 1976, the United States celebrated its bicentennial, marking the two-hundredth anniversary of its independence from Great Britain.
Step-by-step explanation:
In 1976, the United States celebrated its bicentennial, marking the two-hundredth anniversary of its independence from Great Britain. This event was significant for Americans as it highlighted the country's history and achievements. The bicentennial was commemorated with various events, parades, and exhibitions throughout the United States.