The "shot heard round the world" refers to the first shots fired of the american revolution. the battles of lexington and concord had a ripple effect on the rest of the world. explain how these shots impacted world history.

The battle of Lexington and Concord sparked the revolution and made it look like the militia/irregular warfare favored by the colonists might stand a shot against the great British Army.

This built confidence and enabled people to feel like there might be a shot.

c

explanation:

the quote by walter cronkite contributes to the central idea of the text by supporting the central idea. cronkite argues that what is deemed “right” for and in america may not be good for other countries. this supports the central idea of the text, that the vietnam war was unpopular in america for multiple reasons- including cronkite’s.