21. Some states have extended collective bargaining rights to graduate employees in response to unionization campaigns. 22. Collective bargaining rights were a major issue in the debate over creating the Homeland Security department. 23. In 1981, the union won passage of a law granting collective bargaining rights for substitute teachers. 24. A year later, he voted to overturn teacher union collective bargaining rights but supported collaborative bargaining. 25. Under the law here, employees can organize into unions, but they have no collective bargaining rights . 26. Hiroshima won the draw and consequent bargaining rights . 27. Civil servants in western Europe also face restrictions on their collective bargaining rights , the report said. 28. Then it suspended collective bargaining rights and other pro-union laws approved by the last, elected legislature. 29. The FLRA is an independent administrative federal agency covering certain collective bargaining rights ( unions ). 30. These people should have collective bargaining rights .