Kofi Annan gives a speech at the annual Adam Smith College Lecture in Kirkcaldy.
Highlights from Prime Minister Gordon Brown's visit to Washington to meet President Obama.
Nick Clegg's speech to the Liberal Democrats' spring conference, from Sunday 8 March.
Speech by Conservative leader David Cameron on the economy, from Friday 13 March.
Highlights from the G20 Summit in London with speeches from Gordon Brown and Barack Obama.