Mezue ahịrịokwu a: N'ọnwa Ọgọstụ n'afọ 1939, a bịanyere aka na nkwekọrịta Molotov-Ribbentrop na nzuzo ya na nzuzo, nke Nazi Germany kwenyere na Bessarabia dị n'ime mpaghara mmetụta Soviet, nke dugara nke ikpeazụ a iji mee ka ọ dịghachi ndụ na-ekwu na ya na mpaghara ahụ. N'abalị iri abụọ na asatọ n'ọnwa Juun n'afọ 1940, mba Sọviet Yuniọn wepụtara akwụkwọ
ultimatum nye Romania na-arịọ maka ịhapụ Bessarabia na Northern Bukovina, nke Romania mere na-esote ụbọchị. N'oge na-adịghị anya mgbe nke ahụ gasịrị, e guzobere Moldavian Soviet Socialist Republic (Moldavian SSR, MSSR), nke gụnyere ihe dịka 65% nke Bessarabia, na 50% nke Moldavian ASSR (nke dị ugbu a Transnistria). Ndị Germany si n'agbụrụ ha kwapụ na 1940.