The map shows the states that were at war in China in 260 BCE. A map titled Warring States in 260 B C E. Beginning in the north moving clockwise the states are: Yan, Qi, Chu, Qin, and Zhou. Wei and Han are in the middle. The Yellow River is west of Qin, traveling north. The Yellow River turns east then south through Zhou and Wei, continuing east and north through Qi ending at the Yellow Sea. The Yangtze River travels near the southern borders of Qin and Chu ending at the East China Sea. The map shows the states that were at war in China in 221 BCE. A map titled The Warring States in 221 B C E. Beginning in the north moving clockwise the states are: Yan, Qi, Chu, Qin, and Zhou. Wei and Han are in the middle. Qin is the largest state extending from the Yangtze River north to the northernmost point of the Yellow River. The Yellow River Is west of Qin, traveling north, turns east and continues north through Qin, Wei, Qi, ending at the Yellow Sea. The Yangtze River travels east across the bottom third of Qin, the middle of Chu, ending at the East China Sea. Compare the two maps. What advantage did northern expansion give the Qin? control of the Yangtze River
control of the Yellow River
control of the East China Sea
control of the Yellow Sea

explanation: we can only guess at how our actions may be perceived in the future. doing something really big like killing lots of people, saving lots of people, affecting the lives of lots of people is a sure fire way of being remembered in historical records. we can also make a difference in the history records by being a small influence on something bigger, whether that is as a civil servant, scientist or artist.

of course you could argue that we all affect history just as tiny cogs in a   bigger machine.

if you mean how do people influence our opinions of things which have already happened, then simply by writing a book which looks at things form a different perspective and trying to convince people that this perspective is more accurate or truthful. people do it all the time i.e. richard the third was a terrible or was he? plenty would disagree, it's just that their views aren't the most widely known.n:

did you check the study guide?

"a shortage of traditional labor created new opportunities in the workplace. a major cause of the internment of japanese americans during world war ii was. racial prejudice. in the early 1940's, the "destroyers-for-military-bases deal" with great britain and the lend-lease act were evidence that the united states."