Quantum redactiones paginae "Actus unicus Europaeus" differant

It's a treaty but it's on purpose that it wasn't called "treaty". "Actus" was validated here (and being agnostic as to unicus/solus, I don't change the adjective). The source given doesn't work anymore.
m Sigur movit paginam Foedus unicum Europaeum ad Actus unicus Europaeus: See preceding change.
 
(eadem)