AdvertisementLIVE 00:38 01:49 YOUR VIDEO WILL START IN 00 SECONDS skip ad Cameron Says He Will Resign After Britain’s decision to withdraw from the European Union, the British prime minister said he would leave his post by October. By THE ASSOCIATED PRESS on Publish Date June 24, 2016. Photo by Andrew Testa for The New York Times. Watch in Times Video » LONDON — B..