"Ukraine's independence in 1991" . "referendum formalizing independence from the Soviet Union" . "referendum in December 1991" . "December independence referendum" . "Ukrainian independence referendum" . "1991 Ukrainian independence referendum" . "1991" . . . "approved" . "Ukraine became independent" . "Ukrainian independence referendum was held" . . . "independence referendum" . "referendum on support for the Declaration of Independence" . "1991 referendum" . "Ukrainian referendum on independence" . . "Ukraine gained independence" . "Ukrainian popular referendum" . "1991 independence referendum" . . "landslide referendum in favour of independence in Ukraine" . "referendum of 1 December 1991" . . "national referendum" . . . "Ukrainians voted for independence in December 1991" . "Ukraine independence" . "referendum for independence" . "Ukraine gained its independence" . . "voted overwhelmingly for independence" . "referendum on December 1" . "referendum" . "declaration" . "Referendum on the Act of Declaration of Independence" . "referendum in Ukraine" . "Referendum" . "referendum on independence of Ukraine" . . "a referendum" . "December 1991 Ukrainian independence referendum" . . "referendum formalising independence from the Soviet Union" . "another referendum in December" . "Independence referendum" . "its own referendum" . "voted overwhelmingly" . . . "independence referendum on 1 December 1991" . . "Ukrainian independence national referendum" . "referendum that took place on December 1" . . "1991 Ukrainian independence referendum" . "Ukrainian independence" .