Stalin led the Soviet Union to victory in World War Two over Germany.
Mohandas Gandhi
popularly known as "Mahatma" or "Bapu" in Indian
subcontinent was a prominent leaders of India who was born in 1869.<span>
<span>When the British imposed tax and made it compulsory for every
Indian to buy salt, a basic dietary ingredient in Indian cuisines, Gandhi
started a "Civil Disobedience" or as he called it
"Satyagraha" by symbolically violating the laws of British Raj and
put pressure on the government to repeal the taxation as well as providing
with other facilities. This started in March 1930.</span></span>
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After the World War II and all of the terrors witnessed through it on ethnic and racial basis, the international community was determined that something like that should never happen again, and that all humans are equal and deserve the same rights.
That benefited the African American population in the United States a lot, as they now had the basis and support with which they were able to push through to gain all of the rights they deserve, thus be equal with all of the rest. That led to the formation of multiple organizations for the rights of the African Americans, widespread propaganda, protests, and eventually it gave a positive result, with the African Americans gaining all of the rights they deserved, but also putting the racism aside in the American society.
Yes, they escaped Justice.
traveled to South America from there they traveled to Germany.
Hope this helps :)