1696 – Decree of the Polish Sejm on the introduction of the Polish language in the courts and offices of Right-bank Ukraine (note; the historical right-bank Ukraine was a part of the Commonwealth until the Partitions of Poland in the late 18th century. As part of the Lesser Poland Province of the Polish Crown it was divided into two voivodeships: Kiev and Bracław.)
1832 – Reorganization of education in Ukraine on the empire-wide principles and transform all teaching into Russian language
1847 – The crackdown of the Brotherhood of Cyril and Methodius and increased persecution of the Ukrainian language and culture, the prohibition of the best works of Shevchenko, Kulish, Kostomarov and others.
1911 – Resolution VIIth congress of the nobility in Moscow's only Russian-language education and the inadmissibility of the use of other languages in schools in Russia.
1913 – Ukrainian banned from all public schools in Alberta, Canada, home to the largest Ukrainian diaspora community in the New World at that time.
1914 – Prohibition of celebrating the 100th anniversary of Taras Shevchenko, the decree of Nicholas II prohibition of the Ukrainian press.
1914, 1916 – Russification campaign in western Ukraine, the prohibition of the Ukrainian word, education, church.
1922 – Part of the proclamation of the Central Committee of the RCP (b), and the Communist Party (b) the "theory" of the struggle between the two cultures in Ukraine – city (Russian) and peasant (Ukrainian), which should win the first one.
1924 – Kingdom of Romania law on the obligations of all the "Romanians" who "lost their mother language," to educate children only in Romanian schools.
1925 – Ukrainian final closure of the "secret" of the university in Lviv
1926 – Stalin's letter to "Comrade. Kaganovich and other members of the Politburo of the Central Committee of the CP (B) U with the sanction of the struggle against the "national bias", the beginning harassment of "Ukrainization".
1933 – Stalin's telegram to stop "Ukrainization".
1933 – Abolition in Romania Ministerial Decree of 31 December 1929, which permits a few hours a week of the Ukrainian language in schools with a majority of students with the Ukrainians.
1934 – A special order of the Ministry of Education of Romania's dismissal "for the hostile attitude of the State and the Romanian people" of all Ukrainian teachers who demanded the return to school of Ukrainian.
1960–1980 – Mass closure of Ukrainian schools in Poland and Romania.
1970 – Order of the thesis defense only in Russian.
1972 – Prohibition of party bodies to celebrate the anniversary of the museum Kotlyarevskyi in Poltava.