Conservatism, children, and civilization

Sociological researchers recently surveyed almost 80,000 people across 72 countries and found something the secular West would rather not hear. People who hold conservative social attitudes have more children. The effect is modest in any single country. Across 72 of them, repeating in nearly every cultural context the researchers could find, it stops looking modest and starts looking like a law of human behavior.

The researchers measured a cluster of traits, including religious belief, right-leaning politics, preference for a religious spouse, skepticism of modern gender ideology, and a general respect for tradition and hierarchy. These traits travel together. They form a unified picture of the world, one in which family sits at the center of a meaningful life rather than at the edge of a self-actualization project.

That picture, the data show, still produces children. The other one does not.

The strongest effect appeared among women. Women with traditional beliefs had measurably more children than their progressive counterparts, which puts a sizable dent in the assumption that faith and family reduce women to submission. A different reading fits the evidence better. Many women raised in or drawn to traditional frameworks are choosing motherhood with both eyes open, having decided that raising the next generation is real work worth doing.

Pairing matters too. Religious people tend to marry religious people, and those marriages produce notably more children than average. Secular people who prefer secular partners produce the fewest children in the dataset. Belief compounds when two people share it. A husband and wife pulling in the same spiritual direction build something that lasts. A husband and wife pulling in no particular direction often build nothing at all.

The authors are appropriately cautious. They note self-reported data, a younger-skewing sample, and statistical effects that are real but small in any given slice. Fine. The pattern holding across dozens of countries, however, is less a rounding error than a signal.

Look at the wider landscape, and the signal gets stronger. Birthrates have fallen below replacement across Europe, much of the Asian continent, and the United States. Hungary tried generous tax breaks. Japan has poured trillions of yen over decades into childcare expansions, cash handouts, and matchmaking subsidies, yet its fertility rate has slid to record lows. Scandinavia offers some of the most lavish parental benefits on earth, and still can’t crack the replacement level. The checkbook approach has failed everywhere it has been tried.

It has failed because having children is not, at root, a financial calculation but a question about what life is for. People who believe their lives point toward something permanent—God, covenant, the handing down of a name and a faith—answer that question by having kids. People who believe their lives point toward personal fulfillment answer it by buying a poodle and a passport stamp collection.

Christianity treats children as the natural fruit of marriage rather than a lifestyle upgrade to be considered after the second promotion. It teaches that sacrifice produces joy, that duty outranks preference, that a child is a person to be welcomed rather than a project to be optimized. None of this guarantees an easy life. But it does supply something the modern secular framework cannot: a reason large enough to justify the cost of raising another human being.

The competing worldviews struggle here, and the numbers show it. If autonomy is the highest good and obligation is suspect, a child is mostly a threat—to sleep, to career, to the carefully curated self. The logic is internally consistent. It also depopulates the people who hold it within a generation or two. A philosophy that can’t reproduce itself is, whatever its other merits, quite literally a dead end.

This is where the study delivers its real verdict, even if the authors would never put it this way. Civilizations aren't sustained by GDP charts, pension reform, or clever tax policy. Those things matter, of course, but the real foundation is families, and families are sustained by convictions strong enough to outlast a hard week, a hard year, a hard decade. The convictions doing that work in 2026 are overwhelmingly the old ones—faith, marriage, the idea that you owe something to people not yet born.

Conservatives have spent years being told their views are backward, oppressive, and very much on the wrong side of history. The data tell a different story. The wrong side of history is the side that runs out of children. The right side is the side still showing up at the maternity ward.

Conservatism is almost always viewed through a political lens. It might be time to start viewing it through a civilizational lens as well.