British Prime Minister David Cameron has been making his case to lawmakers for the UK staying in the European Union.
Britain will hold a referendum on its membership of the bloc in June - after Mr Cameron won a package of reforms to the UK's relationship with Brussels.
However, the Prime Minister faces opposition from some key figures within his own party, who will campaign for a so-called BREXIT.
Olly Barratt reports from London.
IN: "A great…
OUT: …the EU."
DUR: 50 seconds