In no democratic nation except America is having voter ids required when you vote a controversial subject.
http://www.brennancenter.org/sites/default/files/legacy/Demo...
https://www.washingtonpost.com/politics/courts_law/getting-a...
http://www.slate.com/articles/news_and_politics/explainer/20...
As I said where I live you get your id at 14, before that you are registered on the id of your parents. And it is impossible to interact with anything in official way without that id.