[The monarch of the United Kingdom on 12/31/18 is] Elizabeth II

Created by ccokeefe on 2018-01-02; known on 2018-12-31; judged right by Bruno Parga on 2019-01-01.

• ccokeefe estimated 89% on 2018-01-02
• Athrithalix estimated 85% on 2018-01-09
• Medea estimated 85% on 2018-01-10
• timmartin estimated 75% on 2018-01-20
• rk estimated 95% on 2018-10-12
• JTPeterson estimated 95% on 2018-10-13
• Bruno Parga   judged this prediction right on 2019-01-01.