In the summer of 2015 the United States Supreme Court handed down two groundbreaking constitutional family law decisions. One decision became famous overnight Obergefell v. Hodges declared that same-sex couples have the constitutional right to marry. The other, Kerry v. Din, went largely overlooked. That later case concerned not the right to marry but the rights of marriage. In particular, it asked whether a person has a constitutional liberty interest in living with his or her spouse. This case is suddenly of paramount importance: executive orders targeting particular groups of immigrants implicate directly this right to family reunification. This Article argues that neither Obergefell nor Din can be understood fully without the other. The...