The red-blue duopoly that had held for decades fractured as insurgent tribes invaded the pitch.
Focusing on education, housing and jobs – not just immigration – is more likely to win Ukip defectors back.
Concern about immigration means different things in different parts of Britain. In Thurrock, it is rooted in the rapid and unrelenting change that globalisation has brought to the area.
Following the former Tory MP Neil Hamilton pulling out, Ukip loses its second candidate to fight the South Basildon and East Thurrock seat.
That voters see the party as more left-wing than the Conservatives shows why it can take support off Labour.
With a harassment scandal rumbling on, and its leader's breastfeeding comments, it's been a bad week for Ukip. But it's not the only party failing women.
Ukip's migration spokesman Steven Woolfe on racism, "old Ukip and new Ukip", taking on Labour, and renationalising the railways.
To outsource or not to outsource?
Ukip's woman problem laid bare.
The Conservatives in Thurrock have been accused of "cheap" tactics by putting Ukip candidate Tim Aker's little-used full Turkish name on a campaign leaflet.