To escape famine and disease. And find saftey in more settled climate and environment.
Thomas Hobbes wanted citizens to exchange their rights for security and stability.
New trading routes led to greater communication, new technologies, and religion spreading
Estonia, Latvia and Lithuania cannot really trust Russia (the leader of the Commonwealth of Independent States) as Russia forcibly made those states part of the Soviet Union and and did allow for democracy there. That's why they don't want to be part of CIS. They can afford not to be due to their location in Europe, next to western Europe, so then can claim help from western Europe in case of Russian Invasion (unlike Kazakhstan for example).
Answer:
The two answers are Peru and Venezuela