1 and 4 are
pull factors of migration .
The United States is one of five permanent members of the United Nations b) security council. The other member states are: Russia, France, China and the United Kingdom. The Security Council is one of the six principal organs of the United Nations and is charged with the maintenance of international peace and security, as well as accepting new members into the United Nations and approving any changes to the United Nations charter.
The march<span> was successful in pressuring the administration of John F. Kennedy to initiate a strong federal civil rights bill in Congress. During this event, Martin Luther King delivered his memorable ''I Have a Dream'' speech. The 1963 </span>March on Washington<span> had several precedents.</span>