This was the first time since the 1910 general election that any party other than the Labour or Conservative parties had taken the largest share of the vote in a nationwide election. (en.wikipedia.org)
Increased Labour's share of the vote by six per cent at the 2010 general election. (politics.co.uk)
Given the large share of vote workers have, the former strategy will not last long. (carnegieendowment.org)