Remove the date or the treaty source

Warning²Federal courts, Illinois courts21st and 22nd editions

A U.N. Charter or League of Nations Covenant citation carrying a date of signing or a treaty-series source, neither of which those two instruments take.¹

1. 1R. 21.4 Treaties and Other International Agreements; R. 21.7.10 U.N. Charter; R. 21.8 League of Nations.
2. 2A warning: the form is usually wrong under the rule in note 1, and context can justify it.