Boris Johnson will decide when the next election is held

I think this is probably a good thing. The Fixed-term Parliaments Act (FTPA) was one of those attempts to codify the uncodified British constitution that had unintended and undesirable consequences. 

No doubt, proponents of a written constitution would say that the FTPA was done wrongly because it was drawn up for party purposes, to reassure Nick Clegg that David Cameron would not cut the coalition short and dash to the polls. But it did show the dangers of meddling with conventions that have stood the test of time. 

Read original article here.