It was the <span>departure of the Allied Nation of "Russia" in late 1917 was a turning point in the war, since Russia withdrew from the war due to an internal revolution, which brought about a new era of communism. </span>
Answer:
The available evidence suggests that immigration leads to more innovation, a better educated workforce, greater occupational specialization, better matching of skills with jobs, and higher overall economic productivity. Immigration also has a net positive effect on combined federal, state, and local budgets.