Peacekeeping has changed a lot since 1956, when Lester B Pearson--then Canadian Foreign Minister--proposed that the UN send an international force to the Sinai desert to prevent fighting.
The Canadian government established the Pearson Peacekeeping Centre (PPC) in 1994. Its Peace Operations Summer Institute (POSI), which I attended, offers an overview of the whole array of peace operations, and while I was there several other courses were underway on such top-ics as humanitarianism…