An online geographic tracker from Cornell shows there were dozens of strikes that didn't make it into national headlines or government data.
In the 1980s, some companies paid new workers less than current workers. Now, employers are trying that system during a labor shortage.
The union representing nurses and other health care staff say thousands more Kaiser employees could vote this week to authorize a strike.
In addition to cereal maker Kellogg's, there have also been strikes and union efforts at Amazon and within Hollywood.
CEO Mark Zuckerberg opted not to moderate a comment from Trump that Twitter flagged for glorifying violence.
Employees are asking consumers to refrain from buying these companies' products or services.
The Trump administration wants to make organizing more difficult.