The Prime Minister said the strikes were in the national interest because the use of chemical weapons cannot be normalised, including in the UK. She also said that she has proved the legality of the strikes and said they were specifically targeting chemical sites linked to the regime. Jeremy Corbyn successfully petitions the Speaker for an urgent debate on the principle that government should seek the approval of parliament before any military action. Corbyn says a dangerous precedent could be set if the government is allowed to authorise airstrikes without getting parliamentary approval. He notes it has become 'quite obvious' over the last three hours that a 'large majority' of MPs across all parties were in favour of Theresa May's decision to launch airstrikes.