Market moves, triggered by political events, tend to be short lived. When 2016 served up several political surprises, markets returned to “business-as-usual” remarkably quickly. However, currency markets care most about politics. This can be seen, once again, in the run-up to the UK snap elections: Contrary to conventional wisdom, Labour appears to be catching up in recent polls and the British Pound has been losing ground against the Euro.
Sources: Bloomberg Finance L.P., Wikipedia, Deutsche Asset Management Investment GmbH, as of 5/31/17