Hermitage Museum private mansions were nationalized and redistributed among major Soviet state museums. Particularly notable was the influx of old masters from the Catherine Palace, the Alexander Palace, the Stroganov Palace and the Yusupov Palace as well as from other palaces of Saint Petersburg and suburbs. In 1922, an important collection of 19th-century European paintings was transferred to the Hermitage from the Academy of Arts. In turn, in 1927 about 500 important paintings were transferred to the Central Museum of old Western art in Moscow at the insistence of the Soviet authorities. In the early 1930s, 70 more paintings were sent there.
Hermitage Museum dependencies abroad and domestically. The dependency of the Hermitage Museum in Amsterdam is known as the Hermitage Amsterdam, and is located in the former Amstelhof building. It opened on 24 February 2004 in a small building on the Nieuwe Herengracht in Amsterdam, awaiting the closing of the retirement home which still occupied the Amstelhof building until 2007. Between 2007 and 2009, the Amstelhof was renovated and made suitable for the housing of the Amsterdam Hermitage. The Amsterdam Hermitage was opened on 19 June 2009 by President Dmitry Medvedev and Queen Beatrix of the Netherlands. The Hermitage dependency in Kazan (Tatarstan,