They and others formed a group they called the "Smith Square set", which was dubbed the "Brat Pack" by the press, though it is better known as the "Notting Hill set", a name given to it pejoratively by Derek Conway.
Cameron was working for Lamont at the time of Black Wednesday, when pressure from currency speculators forced the pound sterling out of the European Exchange Rate Mechanism.
It privatised the Royal Mail and some other state assets, and legalised same-sex marriage.
Internationally, his government intervened militarily in the Libyan Civil War and later authorised the bombing of the Islamic State of Iraq and the Levant; domestically, his government oversaw the referendum on voting reform and Scottish independence referendum, both of which confirmed Cameron's favoured outcome.
He admitted the offence and had not been involved in selling drugs, so he was not expelled but was fined, prevented from leaving the school grounds, and given a "Georgic" (a punishment which involved copying 500 lines of Latin text).
Cameron passed twelve O-Levels and then three A-levels: History of art; History, in which he was taught by Michael Kidson; and Economics with Politics.
Cameron's period in the Bullingdon Club was examined in a Channel 4 docu-drama, When Boris Met Dave.