There are several unions, the main ones being the Royal College of Nursing (RCN) and Unison. The former had always been the "no strike" union, they made that t

There are several unions, the main ones being the Royal College of Nursing (RCN) and Unison. The former had always been the "no strike" union, they made that their selling point (when recruiting members). Up until this year, this is their first strike in England.