This is a proud day and an important step forward in the fight for equality in Britain. The overwhelming majority of Labour MPs supported this change to make sure marriage reflects the value we place on long-term, loving relationships whoever you love.

And think of how we challenged the idea of a male dominated Parliament with All-Women shortlists and made the cause of gender equality central to our government. We were right to do so.

This is a proud day and an important step forward in the fight for equality in Britain. The overwhelming majority of Labour MPs supported this change to make sure marriage reflects the value we place on long-term, loving relationships whoever you love.

The most important lesson of New Labour is this: Every time we made progress we did it by challenging the conventional wisdom.

Let the message go out - a new generation has taken charge of Labour which is optimistic about our country, optimistic about our world, optimistic about the power of politics. We are optimistic and together we will change Britain.

The new generation of Labour is different. Different attitudes, different ideas, different ways of doing politics.

The transition to a low-carbon economy will be one of the defining issues of the 21st century. This plan sets out a route-map for the UK's transition from here to 2020...every business, every community will need to be involved. Together we can create a more secure, more prosperous low carbon Britain and a world which is sustainable for future generations.