15 Time was running out for both the royal family and Faberge. The Karelian Birch Egg was the last Faberge would complete. Finished shortly after the tsar was forced to abdicate during the February Revolution of 1917, the invoice sent by Faberge addressed Nicholas not as "Tsar of all the Russians" but as "Mr. Romanov, Nikolai Aleksandrovich." The royal family was held captive by Bolsheviks as civil war raged in Russia.