Black-Dutch identifying as "Black Dutch" may have originated during and after the 1830s Indian Removal era. {citation needed} They may have attempted to "pass" and avoid being removed to Indian Territory or stigmatized by what became a majority Anglo-American society. Some Native Americans, mainly from the Five Civilized Tribes of the Southeast, claimed "Black Dutch" or "Black Irish" heritage in order to purchase land in areas which United States treaties and other laws had reserved for people of European descent. Once they owned the land, such families who had escaped forced removal would not admit to their Native American heritage, for
Chinese Americans the graduate students. Chinese international students tend to gravitate towards technical and scientific majors that involve heavy use of mathematics, engineering and the natural sciences. 27.5% of international Chinese students study business management, finance, or economics, 19.2% study engineering, 11.5% study the life sciences and 10.6% study math or computer science. Largely driven by educational immigration, among American PhD recipients in fields related to science and engineering, 25% of the recipients are ethnic Chinese. According to the Pew Research Center in 2015, 54% of Chinese Americans had a bachelor's degree or more. 27% of all Chinese Americans, aged over 25,