The answer is a cover-up involved criminal activities and obstruction of justice by the president of the United States.
Stalin knew the end of the fight against Germany would free up his vast armed forces to invade Japanese-held territory in Asia, such as resource-rich Manchuria. The USSR declared war after the Hiroshima bombing but before the Nagasaki bombing. It's intention was clearly to grab territory before Japan surrendered
Answer:
mission to unite all Germanic peoples into one kingdom
He put pressure on them by building a military that they could not keep up with.