California Census Data Year
Population
1850
92,597
1860 379,994
Source: U. S. Census Bureau
Which factor contributed most to the population change shown in this table?
O F. Completion of the Erie Canal
O G. Discovery of gold at Sutter's Mill
O H. Completion of the Transcontinental Railroad
O J. Relocation of American Indians to reservations

the federalist party which advocated strong centralization dominated the united states government till 1800. so 1800 election transformed the power from one party to another party for the first time and was thus a turning point in american history. so jefferson called it "revolution of 1800".

explanation:

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".

the indians crossed artificial boundaries, setting the stage for conflict

there were abundant sources of fuel nearby