Of course they would need to be armed and later share spoils of war or provide sufficient compensation, but still a profitable deal.
"But I wonder how well they would actually fight on the battlefield."
"That's a meaningless assumption when we look at General Sergei Dukhovskoy's records of organizing local forces in Manchuria in the past. Whether their skin color is different or bodies are small, they all die the same when a bullet lodges in their head."
Romania, Korea, Finland. The three countries' desires are clear.
And our empire has more than enough ability to give them what they want.
"Your Majesty, if the cabinet and State Duma allow this, I will form an allied force on the Eastern Front. By next summer, no, by next spring, imperial army casualties will clearly decrease and the enemy will be more intimidated by the increased forces."
"I see. What does Prime Minister Kokovtsov think?"