MDCCLXXVII

MDCCLXXVII is the Roman numeral representation of the year 1777. This year falls within the latter half of the 18th century. In the Gregorian calendar, it was a common year beginning on a Wednesday.

Significant events in 1777 include the continuation of the American Revolutionary War. The Battle of Saratoga, a pivotal turning point in the war, took place in the autumn of this year. The American victory at Saratoga, comprising two battles fought in September and October, led to increased French support for the American cause. The Continental Congress also adopted the Articles of Confederation, the first constitution of the United States, though it was not ratified by all states until 1781.

In Europe, Catherine the Great of Russia continued her reign, and tensions remained between major powers. The Enlightenment was in full swing, influencing intellectual and artistic circles. Scientific discoveries and philosophical discourse were ongoing across the continent. This period was marked by both major political upheaval and significant intellectual development.