A U.S. citizen can begin the process of welcoming their spouse to the United States through a process known as immigration sponsorship. This involves filing a petition with U.S. Citizenship and Immigration Services https://lilianhmcp059864.sharebyblog.com/35630369/immigration-sponsorship-for-spouses-by-u-s-citizens-bảo-lãnh-di-trú-cho-vợ-chồng