German- Soviet non-aggression pact ( the Molotov - Ribbentrop Pact ) concluded diena1939. of 23 . August concluded the German- Soviet Non-Aggression Pact , which was present at a secret protocol attached to the distribution of powers on the eastern zones of interest . Under this arrangement, Latvia , Lithuania and Estonia are connected to the Soviet sphere of influence . Trends expand their territory of the USSR 's foreign policy appeared in the early 20 . century 30 . years, and to meet their targets of the Soviet Union was ready to cooperate with Nazi Germany, and to advance an ideological enemy - Nazi Germany and the Communist Soviet Union was among the consistency, the objectives of the two countries relations changes took place , the initiating economic cooperation . That's Pact for Eastern division of zones of interest was the most significant milestone in the two countries by far the most controversial relationship . 1939 . of 23 . For the Moscow Kremlin from the German side it was signed by Foreign Minister Ribbentrop , and the USSR - Commissioner of Foreign Affairs Molotov . Secret pro0tokols the Polish and Baltic division between the two great powers . Disagreements arose the question of the Latvian addition to one or another sphere of influence - Hitler wanted to fix the limit of the Daugava River , while Stalin was interested in Latvian ice-free port of Liepaja and Ventspils , which meant all the switch Latvian Russian sphere of influence . As a big surprise to Stalin , Hitler agreed to such a condition . This pact proved to be cynical and illegal settlement expense of other countries on the basis of which Germany could attack Poland , which in 1939 . 1 year . For the launching of World War II . As noted, this event 50 . Anniversary - 1989 . of 23 . August , showing the world the desire to regain the independence of the Baltic countries joined hands forming an unprecedented share - Baltic Way . The living human chain stretching 600 kilometers - from Tallinn through Riga to Vilnius . Similar action seeks to create and ' brighten ' the other years . .