Kiev is the answer, but fun fact, Kiev is no longer part of Russia.
Most colonies lacked human labor, therefore, they used slaves to work on plantations in the new found colonies.
The case is the minterint men.
The United States emerged from the war as a world military and industrial leader. Unlike the war-torn cities of Europe the homes and industries of the nation were relatively unscathed by the Great War. The late entry of the US meant that fewer men had lost their lives than in Europe