What phrase relates to the first military engagement between British soldiers and colonists in 1775?

The phrase "Shot Heard Round the World" is historically significant as it refers to the first military engagement between British soldiers and American colonists at the Battles of Lexington and Concord in April 1775. This phrase captures the essence of the moment when the Revolutionary War began—a single gunshot that marked the escalation of tensions into open conflict. It highlights the importance of this event not only for the American colonies but also for world history, as it signified the start of a struggle for independence that would resonate globally. The phrase has since become a powerful symbol of the fight for freedom and autonomy against colonial rule, emphasizing how this local confrontation had far-reaching implications.