Answer:
The Battles of Lexington and Concord on 19 April 1775, the famous 'shot heard 'round the world', marked the start of the American War of Independence (1775-83). Politically disastrous for the British, it persuaded many Americans to take up arms and support the cause of independence.
Explanation:
Evolution is the process by which populations change over time because it changes the genetic material overtime.
Social Security is still in effect today.
George H. W. Bush appointed the first environmentalist, William Reilly, to head the EPA, along with others with strong environmental inclinations.
Manifest Destiny, a phrase coined in 1845, expressed the philosophy that drove 19th-century U.S. territorial expansion. Manifest Destiny held that the United States was destined—by God, its advocates believed—to expand its dominion and spread democracy and capitalism across the entire North American continent.
And here is a good link describing/ sumamrizing it: https://www.history.com/topics/westward-expansion/manifest-destiny
