Canada's Rise in Diaspora-Led Protests
Vancouver police estimated 50,000 after Reza Pahlavi's call.
Protests opposed Iran's Islamic Republic.
Organizers used Instagram to mobilize.
Protesters marched down Yonge Street, 1 km long.
Police reported zero incidents.
Canadian Police Chiefs warned of unsustainable demand on resources.
Vancouver police saw 75% increase in protests and higher overtime.
Organizers predicted more demonstrations, including one in Richmond Hill.
Experts note unprecedented rise in diaspora-led protests.
4 days ago