The answer would be the invasion of CAMBODIA
Aside from an article published in the Communist newspaper Pravda about the capture of Auschwitz by the Red Army in January 1945, Russia doesn't really seem to care about its role in the liberation of the concentration camps. The Holocaust Remembrance Day is barely celebrated in Russian public life.
Spain's government of its colonies in the Americas was divided into various system. One of them was the Viceroyalty of New Spain and the other one was named the Viceroyalty of Peru 1542.
Using those systems allowed Spain to hold more grip into its new land but also it helped prevent rebellions or conquests from other countries.
