Will we see a post-election sharemarket rally?

With just six weeks to go until the election, the local sharemarket seems to be in a bit of a funk. There are a number of reasons for this, and uncertainty over how the political landscape will look beyond October is one of them. Are we likely to see a market rebound in the wake of the election, and would a change a government be a positive for investors? Let's take a look back through history and see what's happened after elections in the past.