Immigration to the US : Who ? When ? Why ? Source 1 : a video (stop at 2:55)Source 2 : a mapSource 3 : a pie chartSource 4 : an article in FrenchCE-magazineGeoSource 5 : an audio http://missbacon.free.fr/wp-content/uploads/2024/11/New-York-Population-AUDIO-mp3.mp3Source 6 : a textImmigration-waves-reasons-Source 6