Around 3000 farmers from around the country descended on Central Hall in London to protest about the milk price cuts that have plunged the dairy industry into crisis.
See pictures of the farmers protesting outside and at the emergency meeting, which was organised by the NFU.
Click through the pictures below to see the whole photo gallery. (Photos by Mark Mackenzie)
For more on milk price cuts
See our dedicated page on the milk price crisis
Have your say – should farmers dump milk?