Lithuanians complaint to the Pope Pius X regarding the usage of the Polish language in the Lithuanian Catholic churches, 1906

Decree of the first governor of Wołyń (Volhynia), Jan Krzakowski: "On language in the Volhynian Province", establishing Polish as the official language in accordance with the 1921 Treaty of Riga after the Polish–Soviet War in which the frontiers between Poland and the Soviet Russia had been defined. Written in Ukrainian

Lithuanian postage stamps with Polish overprints of Central Lithuania (Środkowa Litwa), made in 1920

"Lenten Triodion" of Kiev Metropolitan Petro Mohyla, 1646

While Russian was a de facto official language of the Soviet Union in all but formal name, all national languages were proclaimed equal. The name and denomination of Soviet banknotes were listed in the languages of all fifteen Soviet republics. On this 1961 1 Rbl note, the Ukrainian for "one rouble", один карбованець (odyn karbovanetsʹ), directly follows the Russian один рубль (odin rublʹ).

2007 sign in the Kyiv Metro in Ukrainian. The evolution in their language followed the changes in the language policies in post-war Ukraine. Originally, all signs and voice announcements in the metro were in Ukrainian, but their language was changed to Russian in the early 1980s, at the height of Shcherbytsky's gradual Russification. In the perestroika liberalization of the late 1980s, the signs were changed to bilingual. This was accompanied by bilingual voice announcements in the trains. In the early 1990s, both signs and voice announcements were changed again from bilingual to Ukrainian-only during the

Ukrainian language traffic sign for the Ivan Franko Museum in Kryvorivnia