Members of the Chicago Teachers Union have voted to authorize a strike, which could come as early as Oct. 7. Here are six things you should know.

Chicago Teachers Union backed Toni Preckwinkle for mayor of Chicago, donating nearly $300,000 to her campaign in 2019. But Lori Lightfoot won – and now CTU is threatening to go on strike despite being offered a generous deal.

Teacher strikes are illegal in 8 of the top 10 largest school districts in the nation. Maybe that’s why a third Chicago Teachers Union strike in seven years looms.

The Chicago Teachers Union is threatening to strike, as negotiations with the city begin to stretch into the coming school year. It would be the union’s third strike in seven years.

Two of the nation’s largest government union strikes in the past decade happened in Illinois – both by the Chicago Teachers Union. And now a bill in the General Assembly would give Chicago teachers more chances to go on strike.

At least 300 Chicago Public Schools employees have stopped paying fees to the Chicago Teachers Union after the U.S. Supreme Court ruled they could not be forced to pay the union just to keep their jobs.

The Chicago Teachers Union's hold over the lives of Chicagoans will grow through its merger with ChiACTS, the union representing Chicago-area charter school teachers.