The Trump administration has often claimed that it wants to increase the nation’s fertility rate. The Centers for Disease Control and Prevention reported last month that the rate is at roughly 1.6 births per woman. That is higher than in other major developed countries—South Korea has dropped to a fertility rate of 0.75, for example—but below the replacement level of 2.1. JD Vance and other top Trump officials have supported the so-called “pronatalist” movement that advocates for much higher