Why did the Russian Empire collapse?

Russia became engulfed in World War I, over fifteen million men joined the army, which left a shortage of workers for the factories and farms. This led to widespread shortages of food and materials. As goods became more and more scarce, prices went through the roof, and soon famine consumed Russian cities.

Explanation:

answer; /// i believe the three where,tutankhamun,hatshepsut and , im not sure,but maybe (ramses the great)

c, to compete