Tories are in we might as well get used to it
There have been other strikes sucessfully injuncted prior to May 2010, including the planned national strike by signallers over Easter this year. Who the government of the day is is irrelevant. No changes in Trade Union law have been made, nor are there any plans to. Although persistent strike action may see the Coalition begin to take a look at existing legislation.
Unions are doing their members a great disservice by not ensuring ballots comply with the law.