Form I-751 vs. Form N-400 I-751 removes conditions on a marriage-based green card, while N-400 grants full U.S. citizenship. Read More ImmigrationKaren Odalys Gutiérrez CabanillasMay 12, 2024N-400, Form N-400, N-400 Application, Form I-751 VS N-400, N-400 VS 1-751, USCIS, Us immigration consultants, Remove Conditions, Green Card Based on Marriage, Green Card, Citizen challenges, Citizenship, Citizenship Certificate, USCIS citizenship