In the 1700s, explorers and missionaries built a chain of (1) in California. They wanted to convert Native Americans to (2) . When Mexico won its independence from (3) , California became a (4) in the new nation. Mexican settlers set up large estates called (5) . (6) worked on the ranchos. The owners, or (7) , treated them almost as (8) . In the 1840s, more Americans came to (9) . They were attracted by the mild (10) and the rich natural (11) . Many Americans thought that California should become a (12) . They wanted the United States to reach the (13) Ocean.

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:

the han greatly expands the chinese empire. the han dynasty retains the centralized bureaucracy and unified political system of the qin but adopts and grafts upon this the confucian view that government should be run by educated, ethical men.

explanation: