Describe one cause of Chinese migration during the 19th century.​

The mass emigration, which occurred from the 19th century to 1949, was mainly caused by corruption, starvation, and war in mainland China, and economic opportunities abroad such as the California gold rush in 1849. In the mid-to-late 19th century, there were two main types of Chinese migration: Flight migration, driven by the need to escape unsafe conditions, such as war, disease, natural disasters, poor governance, or persecution because of one's race, religion, or political beliefs Chinese immigrants first flocked to the United States in the 1850s, eager to escape the economic chaos in China and to try their luck at the California gold rush. When the Gold Rush ended, Chinese Americans were considered cheap labor.

saint clair’s defeat, (november 4, 1791), one of the worst defeats ever suffered by u.s. forces in indian warfare, precipitated by british-indian confrontation with settlers and militia in the northwest territory following the american revolution. despite specific provisions in the treaty of 1783 for the evacuation of its forts on the northwestern border, britain had failed to yield these lucrative fur-trading posts. in hopes of reclaiming lost hunting grounds with british support, a northwest indian confederation was gradually molded between 1785 and 1787, consisting mainly of shawnee, delaware, ottawa, iroquois, ojibwa, miami, and potawatomi. kentucky frontiersmen reacted to this threat by initiating raiding parties on native villages as early as 1788, and indian warfare flared up the following year.