No amendments to the United States Constitution will be ratified by 2020.

Created by gwern on 2012-12-31; known on 2020-01-01; judged right by gwern on 2020-01-01.

• gwern estimated 75% on 2012-12-31
• Tuxedage estimated 85% on 2012-12-31
• gwern changed the deadline from “on 2021-01-01” on 2012-12-31
• smijer estimated 95% on 2012-12-31
• Qiaochu estimated 98% on 2013-01-01
• HonoreDB estimated 75% on 2013-01-04
• RandomThinker estimated 85% on 2013-01-04
• JoshuaZ estimated 81% on 2013-01-05
• ChristianKl estimated 80% on 2013-01-07
• Jayson Virissimo estimated 85% on 2013-01-08
• roxton estimated 75% on 2013-01-11
• Andrew MacFie estimated 90% on 2016-07-09
• themusicgod1 estimated 93% on 2016-07-09
• two2thehead said “List of amendments https://en.wikipedia.org/wiki/List_of_amendments_to_the_United_States_Constitution” on 2016-07-09
• pranomostro estimated 98% on 2018-12-08
• Baeboo estimated 98% on 2018-12-12
• gwern   judged this prediction right on 2020-01-01.