This cup was given to my grandmother when she was a child by the private tudor of the young Tsarevich Alexei Nikolaevich who ... The begin of Communism in Russia. Here is the article in Wikipedia ...

Grigori Rasputin becomes a fixture of Russia's Imperial Court after saving the life of Alexei Nikolaevich, Tsarevich of Russia, the haemophiliac heir to the throne. However as war breaks out ...