A U.S. citizen can start the process of welcoming their partner to the United States through a process known as immigration sponsorship. This requires filing a petition with U.S. Citizenship and Immigration Services https://philipoyrm043273.bloggosite.com/42963065/sponsoring-a-spouse-s-visa-bảo-lãnh-di-trú-cho-vợ-chồng-của-công-dân-hoa-kỳ