Serfdom expands along with the Russian empire.

农奴制度随着俄帝国的扩张而扩张。

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Georgia was absorbed into the Russian Empire in the 19th century.

19世纪，克鲁吉亚被并入俄罗斯帝国的版图。

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In the 19th century, the Russian Empire began to expand, and spread into Central Asia.

在19世纪，俄罗斯帝国开始扩张，进入中亚。

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After Poltava,Ukrainians became part of the Russian empire.

VOA: standard.2009.12.25

The Russian empire was rather like Charlemagne's empire in 800 in the coronation at Aachen or Aix-la-Chapelle and all of that.

沙皇俄国倒是非常像查理曼帝国,即公元800年在亚琛加冕称王的查理曼帝国

耶鲁公开课 - 欧洲文明课程节选

So, Peter the Great, despite his dramatic expansion of the Russian empire, does not get this outlet on the Black Sea.

所以,彼得大帝,虽然为俄帝国的扩张立下汗马功劳,仍旧没能夺取黑海的入海口

耶鲁公开课 - 欧洲文明课程节选

As a liberal city open to the world, Odessa was an aberration by the 19th-century standards of the Russian empire.

ECONOMIST: Could the famous Black Sea port sparkle again?

On the one hand, Poland was dominated by the USSR during the last century, and by the Russian Empire before World War I.

BBC: Russian Patriarch Kirill makes historic visit to Poland

Georgia was divided between the Ottoman and Persian empires for centuries until it became part of the Russian Empire in the 19th century.

CNN: Georgia: A country in pictures