Ed Miliband won the leadership of the leftist Labour party in 2010. Labour party leadership elections are based on a number of different blocs voting. Despite losing the votes of both the parliamentary party bloc and Labour party members bloc, Ed Miliband won the trade union bloc vote which secured his victory. | Ed Miliband won the leadership of the leftist Labour party in 2010. Labour party leadership elections are based on a number of different blocs voting. Despite losing the votes of both the parliamentary party bloc and Labour party members bloc, Ed Miliband won the trade union bloc vote which secured his victory. |