A UChicago Medicine nurse submits ballot in strike authorization vote held on Feb. 20 in Hyde Park. The union National Nurses United represents 2,800 nurses at UChicago Medicine. (WTTW News)

National Nurses United represents 2,800 nurses at UChicago Medicine. A strike authorization vote is part of standard procedure, where represented nurses give the union the authority to call a strike. 

Members of the Teamsters Local 916 union rally Wednesday, Feb. 14, 2024, outside of the Illinois Department of Transportation building in Springfield. (Alex Abbeduto / Capitol News Illinois)

Last week, eight local Teamsters unions representing about 3,800 transportation-related employees authorized strikes amid the ongoing negotiations. A strike can still be avoided despite the authorization votes.

Flight attendants and supporters protest at O’Hare International Airport in Chicago, Tuesday, Feb. 13, 2024. (AP Photo / Nam Y. Huh)

The unions are calling Tuesday’s protests a national day of action. It is not a strike — federal law makes it difficult for airline unions to conduct legal strikes.

A file image of construction on the Jane Byrne Interchange. (WTTW News)

The eight local unions that authorized strikes are spread throughout Illinois and represent around 3,800 employees, including drivers, highway maintainers and bridge tenders. Negotiations between the state and the unions have lasted more than seven months. 

In this April 12, 2006, file photo, flags wave near the Chicago Tribune Tower in downtown Chicago. (AP Photo / Charles Rex Arbogast, File)

It is the latest recent strike in the U.S. news industry. The striking workers are employees of Alden Global Capital, a New York hedge fund that has been buying up newspapers across the country and facing criticism for slashing budgets and cutting jobs.

The Chicago Tribune Freedom Center printing complex is pictured in a file photo. (WTTW News)

Journalists at the Chicago Tribune are among more than 200 journalists, designers, and production workers at seven newsrooms across the country owned by Tribune Publishing who will be participating in the one-day walkout.

Valerie Goss, the head of the faculty union at Chicago State University, and Illinois Federation of Teachers President Daniel Montgomery embrace at an April 3, 2023, rally on the campus of Chicago State University. (Andrew Adams / Capitol News Illinois)

Report finds public university employees paid 21% less than state agency workers in similar jobs

At public universities across the state, staff and faculty unions have faced a contentious year of negotiations and, in some cases, strikes. Pay has been a major issue on several campuses and the unions are now looking to Springfield for potential reforms to the state’s higher education funding.

Part-time faculty members at Columbia College hold a rally on Oct. 30, 2023. (WTTW News)

The Columbia College Faculty Union (CFAC), which represents nearly 600 part-time faculty members, announced Thursday its members had officially approved the contract, which put an end to a record-long 49-day strike.

Part-time faculty members at Columbia College hold a rally on Oct. 30, 2023. (WTTW News)

College administrators and the Columbia College Faculty Union (CFAC) — which represents nearly 600 adjunct faculty members — jointly announced the tentative deal that would put an end to the record-long strike.

The Chicago Tribune Freedom Center printing complex is pictured in a file photo. (WTTW News)

Tribune Publishing journalists plan to picket and rally Saturday outside Tribune Tower, accusing the hedge fund that owns the company of brutally undercutting local news in service of a relentless thirst for profits.

Part-time faculty members at Columbia College hold a rally on Oct. 30, 2023. (WTTW News)

Following the Thanksgiving break, faculty members represented by the Columbia College Faculty Union (CFAC) have entered the fifth week of the ongoing strike.

Members of Lunt Tenants Association and organizers from the Chicago Union of Tenants after delivering their letter of resident demands on Nov. 29, 2023. (Nick Blumberg / WTTW News)

A group of fed-up residents from a Rogers Park apartment building showed up at the property’s management company Wednesday to announce they’d formed a tenants association. It’s part of what organizers said is a resurgent tenants union movement.

File - UAW local 862 members strike outside of Ford's Kentucky Truck Plant in Louisville, Ky. on Oct. 12, 2023. (Michael Clevenger / Courier Journal via AP, File)

Ford, General Motors and Stellantis agreements, which run through April 2028, will end contentious talks that began last summer and led to six-week-long strikes at all three automakers.

Arlene Geiger, left, holds a sign supporting Starbucks workers outside a Starbucks on New York's Upper West Side, Thursday, Nov. 16, 2023. Thousands of workers at more than 200 U.S. Starbucks stores plan to walk off the job Thursday in what organizers say is the largest strike yet in the two-year-old effort to unionize the company's stores. (AP Photo/Richard Drew)

The Workers United union chose Starbucks’ annual Red Cup Day to stage the walkout since it’s usually one of the busiest days of the year. 

Members of the Howard Brown Health Workers United union on strike Nov. 14, 2023. (Blair Paddock / WTTW News)

It’s the second time Howard Brown Health Workers United has taken to the picket line this year. The first strike in January was largely over 61 unionized workers being laid off as management pointed to drastic budget shortfalls.

President Joe Biden speaks to United Auto Workers at the Community Building Complex of Boone County, Thursday, Nov. 9, 2023, in Belvidere, Ill. (AP Photo / Paul Beaty)

President Joe Biden put on a red United Auto Workers shirt on Thursday as he celebrated a labor deal that will reopen the Stellantis plant in Belvidere, Illinois.