The Briefing 04-22-16

World leaders are making the argument that legalizing pot could lead to the defeat of ISISWashington Post (Ishaan Tharoor) — The latest idea for defeating the Islamic State: Legalize potDrug Policy Alliance — A Public Letter to UN Secretary General Ban Ki-moonThe Economist — The right way to do drugs

Canada's assisted suicide bill is not liberal enough for some because it excludes minorsThe Guardian (Reuters in Toronto) — Canada to introduce legislation to decriminalize recreational cannabisThe Economist — Canada’s new doctor-assisted dying law takes shape

Queen Elizabeth II celebrates her 90th birthday as longest reigning British monarchUSA Today (Jane Onyanga-Omara) — 'Modern Elizabethan Era': Britain celebrates Queen Elizabeth II's 90th birthday