Linked from
The 40 pages that link to Molotov–Ribbentrop Pact, each with the reason it gives.
Eastern FrontRelated: It postponed open war while enabling both powers to partition Poland.
Winter WarRelated: Its secret protocol placed Finland in the Soviet sphere before the invasion.
Great Patriotic WarRelated: It preceded the invasion and shaped Soviet-German relations before 1941.
LatviaRelated: Its secret protocol placed Latvia in the Soviet sphere before the 1940 occupation.
General GovernmentRelated: Its secret protocol shaped the partition of Poland after the invasion.
Phoney WarRelated: Its secret protocol enabled Germany and the Soviet Union to partition Poland.
Battle of UmanRelated: Its collapse set the geopolitical stage for the invasion that led to Uman.
Chiune SugiharaRelated: Soviet occupation of Lithuania followed the pact's division of the region.
History of LatviaRelated: Its secret agreement preceded Soviet occupation and annexation of Latvia.