You can learn about the Graduate Students’ struggle online. Here are a few links to get you started.

https://www.usatoday.com/story/news/nation/2019/12/03/harvard-university-graduate-student-workers-strike-better-pay-benefits/2595875001/

https://www.wsj.com/articles/harvard-student-workers-go-on-strike-for-first-time-11575400142

https://www.wsws.org/en/articles/2019/12/07/harv-d07.html