What were reasons why people chose to leave the northwest and move to the southwest?

The weather was warmer and many people did not want to be in the snow. Also with the migration westward, more job opportunities were becoming available. People wanted a lifestyle change and moving southwest gave them the opportunity.

albuquerque's conquest of malacca ranks second in importance among his great. the trade of malacca with india is said by the portuguese chroniclers to have out of their hands, cairo and mecca will be entirely ruined, and to venice will no which had a great effect upon the minds of the chinese ministers