Wall Street excess . Several recent Occupy Wall Street demonstrations led to property damage and arrests . Authorities in Canada said they were prepared for potential clashes with protesters , the Royal Canadian Mounted Police said . RCMP Cpl. Drew Grainger said in a statement the force is going to `` respect the rights to democratic and lawful protest and is approaching this event no different than other similar events with a potential for conflict . '' The summit is taking place in Surrey , a city just south of Vancouver with a population of about 370,000 . Organizers are charging about $ 600 a head for an audience of about 500 people to listen to speakers , including Bush and Clinton . According to the summit agenda , the two ex-presidents will share the stage for about an hour to discuss a variety of topics including `` new realities of the North American economy . '' The talk given by the two presidents is scheduled to begin at 3:45 p.m. ET and will be closed to the media , organizers said . The government of Canada , a close U.S. ally , has not commented on protesters ' calls
Surrey , British Columbia -LRB- CNN -RRB- -- Canadian authorities braced for protests expected to take place near Vancouver , British Columbia , on Thursday outside an event where former U.S. presidents George W. Bush and Bill Clinton are scheduled to appear . Amnesty International called on Canadian authorities to arrest Bush for `` war crimes '' while activists announced Occupy Wall Street-style protests of the economic summit in Surrey where the former presidents were scheduled to speak along with world finance experts . `` We would prefer his home country try George W. Bush , '' said Alex Neve , secretary-general of Amnesty International Canada . Neve said Bush should face trial for ordering the so-called enhanced interrogation , such as water boarding , of suspected terrorists . `` But the Obama administration has made it clear they do not intend to do that , so we are asking Canada to . We are not naive . It 's an uphill fight but we feel we have a strong case , '' Neve said . Across social media and the Internet , activists called for an `` Occupy Surrey '' protest similar to demonstrations in dozens of cities decrying