Buhari, being welcome by Gordon Brown

Buahri and Brown in a warm handshake

Sharing a joke

Heart-to-heart talk

Gordon Brown in a group photo with Buhari team: Extreme left is Governor Rotimi Amaechi and extreme right, Kayode Fayemi. Next to Fayemi is asiwaju Tinubu, national leader of APC

The packed hall at Chatham House

Buhari being welcomed by the chairman of the occasion, Sir Richard Gozney, former British High Commissioner to Nigeria

Buhari, Bola Tinubu and Sir Richard Gozney, former British High Commissioner to Nigeria

Buhari addresses the house

Question and answer time

Buhari supporters outside Chatham House

Buhari/APC supporters

Contrast: the hecklers sent by Jonathan team at St. James Square in London

Buhari leaves Chatham House

Festus Keyamo helps to clear the way