During the ensuing decades, the abolitionist movement grew in Northern states, and Congress regulated the expansion of slavery as new states were admitted to the Union. Britain banned the importation of African slaves in its colonies in 1807 and abolished slavery in the British Empire in 1833.
In the the Treaty of Brest-Litovsk Russia had to abandon
Finland, Estonia, Latvia, Lithuania, Russian Poland, Part of Belarus, Ukraine, Bessarabia, and Parts of the Caucasus to the Ottoman Empire
The Germans hoped to turn most of these countries into German satellite states.
In addition, Russia had to agree to pay about US$ 6 billion in reparations to Germany.
There were 9 countries that had colonies in Arica, Spain, The Netherlands, France, The United Kingdom, The Ottoman Empire, Germany, Italy, Belgium, and Portugal
According to google translator apartheid is " (in South Africa) a policy or system of segregation or discrimination on grounds of race" so after all the National Party in South Africa got the power, all White government suddenly start forcing policies of racial segregation in the worst system apartheid, moreover, the system was discrimination against the Black society that was existed in South Africa between 1948 and 1994 . According to Wiki the "economic legacy and generational effects of apartheid continue to this day."It was like master and slave way of living, in which the master gets the most benefits and the slave works hard to get a small amount of wage or money to survive in hardship.