Recurring disinformation and historical revisionism. The article does mention that in 1989, the Soviet Congress of People's Deputies "condemned these protocols", but fails to state that it also confirmed that the secret protocols were authentic. https://www.lawmix.ru/docs_cccp/1241 The original documents were burned by the Nazis at the end of the war, but a microfilm copy was saved and turned over to British and American authorities, who revealed its contents. For more, read https://www.nytimes.com/1989/12/25/world/upheaval-east-soviet-congress-condemns-39-pact-that-led-annexation-baltics.html The German-Soviet Nonaggression Pact was concluded before the beginning of World War II and divided eastern Europe into German and Soviet spheres of influence. To the public pact of nonaggression was appended a secret protocol, which divided the whole of eastern Europe into German and Soviet spheres of influence. Poland east of the line formed by the Narew, Vistula, and San rivers would fall under the Soviet sphere of influence. The protocol also assigned Lithuania, Latvia, Estonia, and Finland to the Soviet sphere of influence. www.britannica.com/event/German-Soviet-Nonaggression-Pact,