As the U.K. debates the topic, data mapped by Newsweek shows which nations have already legalized various forms of assisted dying.

Britain’s proposed law to legalise assisted dying is to be voted on by MPs for the first time on November 29 and, if passed, will make it legal for terminally ill people to end their lives.

Later this month, MPs will be asked to vote on the legalisation of assisted dying. In recognition of the complexities of this issue, Sir Keir Starmer has promised his party a free vote on Kim Leadbeater’s Private Members’ Bill,