Explanation: The terms "pull factor" and "push factor" are used to refer to the conditions that would make someone go to a country or leave a country. Push factors are related to negative conditions such as, political persecution, overpopulation or racial discrimination, that might make someone leave his place. On the contrary, a pull factor is a positive condition that might motivate someone to go to a place. Political freedom is an example of a positive condition that might be taken as a pull factor.
Bacon's Rebellion was an armed rebellion in 1676 by Virginia settlers led by Nathaniel Bacon against the rule of Governor William Berkeley. About a thousand Virginians rebelled because they begrudged Governor Berkeley's friendly policies towards the Native Americans.