Yes, it was the Boxer Rebellion. :))
Broadly the Federal artillery was equipped with rifled guns firing shells, while the Confederate artillery was equipped with the old style smooth bore cannon, of lesser range and accuracy; firing ball, grape shot and case shot.
Here are citations in APA format for three websites about technology careers. They were selected according to my own investigation on different technology careers.
The first one is for Computer Programmer
ComputerScience.org. (October 16, 2018). ComputerScience. Retrieved from Computer Programmer: https://www.computerscience.org/careers/computer-programmer/
The next one is for Web Developer
Doyle, A. (2018). The Balance Careers. Obtenido de Web Developer Job Description, Salary and Skills: https://www.thebalancecareers.com/web-developer-job-description-salary-and-skills-2061841
And finally this one is for Information Security Analyst
Bureau of Labor Statistics, U.S. Department of Labor, Occupational Outlook Handbook, Information Security Analysts, Retrieved from https://www.bls.gov/ooh/computer-and-information-technology/information-security-analysts.htm
Desert or semi-arid in those areas becuase of the oil