":Resolved by the House of Representatives (the Senate concurring), That it is the sense of Congress that the Government of the Russian Federation should issue a clear and unambiguous statement of admission and condemnation of the illegal occupation and annexation by the Soviet Union from 1940 to 1991 of the Baltic countries of Estonia, Latvia, and Lithuania, the consequence of which will be a significant increase in good will among the affected peoples and enhanced regional stability."
January 1, 1970
https://en.wikiquote.org/wiki/Denial_of_Soviet_occupation