Japan uses proportional representation. On October 22, it held an election for House of Representatives, to fill 465 seats. Seven parties won seats; also 22 independents were elected. See the wikipedia page about the election.
The U.S. Supreme Court held a conference on October 27, and at that conference considered whether to hear Minnesota Voters Alliance v Mansky, 16-1435. But when the decisions taken at that conference were released on October 30, once more the Court had not taken any action. The case has now been listed in three conferences, all of which produced no decision. It will be set for a future conference.
The issue is the Minnesota law that makes it illegal to wear anything at the polls that suggests a point of view on some political issue, whether that issue is on the ballot or not.
The House of Commons of the United Kingdom will debate proportional representation on November 30, 2017, at 4:30 p.m. The House has set aside 90 minutes. Thanks to Thomas Jones for that news.
Maine supporters of ranked choice voting will try to collect 61,123 valid signatures in the next 90 days, to suspend the recently-passed bill that suspends the use of ranked choice voting.
On October 25, the Illinois Green Party filed this 22-page request for rehearing in Tripp v Scholz, 16-3469. The request for rehearing does a convincing job of rebutting the decision’s conclusion that states do not need to use evidence to support ballot access restrictions.