It was "nationalism" that replaced the feelings of sectionalism in the early 1800s, since this was a time of great physical and emotional growth for the US, in which the country started to feel more like a single "unit".
Lucius Cornelius Sulla the Roman dictator was the one responsible for the dramatic changer in Roman consitution. Sulla's politics was rather conservative, and Sulla had an objective to strengthen the Roman Senate and reduce the power of the plebeian tribunes. He retired in 79BC.
Emigration i think.........
In the early 1900s, Russia was one of the most impoverished countries in Europe with an enormous peasantry and a growing minority of poor industrial workers. ... The emancipation of serfs would influence the events leading up to the Russian Revolution by giving peasants more freedom to organize.
The time when that animal was alive, where that animal lived, and what type of animal it was. That's the best answer I can give you.
