If Canada joins the EU, Canadian representatives to the European Parliament would need to be elected via proportional representation, it's part of the requirements.

cross-posted from: https://lemmy.ca/post/39362667

There is no uniform voting system for the election of [Members of the European Parliament]; rather, each member state is free to choose its own system, subject to certain restrictions:

• The system must be a form of proportional representation, under either the party list or the single transferable vote system.