The History of Birth Rate Policies: How Nations Shaped Reproduction

In October 1966, Romania’s Nicolae Ceaușescu regime made abortion a crime overnight. What had been legal on October 1st was effectively banned starting at midnight on October 2nd. Women found their plans for their own bodies suddenly blocked by law, with no advance warning. Government agents were posted in hospital maternity wards.^[1] This was the beginning of what became known as Decree 770.

The state management of women’s reproduction was not Ceaușescu’s invention. Ancient Roman emperors taxed unmarried noblemen, and throughout the 20th century both democratic and authoritarian governments competed to push birth rates up or down. This article explores why and how states have attempted to control reproduction—and what happened when they tried.

Roman Emperor’s Pro-Natalist Laws — Trying to Buy Babies with Taxes

In 18 BC, Emperor Augustus enacted a bold and controversial piece of legislation: the Lex Iulia de maritandis ordinibus. The law effectively made marriage compulsory for senators and equestrians between the ages of 25 and 60. Those who failed to marry or to have children within a given period faced severe restrictions on their right to inherit property.^[2]

Why was such a law necessary? Decades of civil war had dramatically reduced the male population of Rome’s upper classes, and established noble families had developed a strong tendency toward small families. Augustus viewed this as a national crisis. In 9 AD, the supplementary Lex Papia Poppaea was enacted. The ius trium liberorum—“the right of three children”—granted various legal privileges to men with three or more children and was part of this same system.^[2]

Yet the law’s effect was limited. The Roman upper class married but deliberately kept their families small, or found loopholes to evade the regulations. Augustus himself had only one child, his daughter Julia. The fact that the laws were repeatedly revised shows that the policy remained a source of ongoing political friction.^[2] Rome’s experiment two thousand years ago already contained an important lesson: when the state tries to directly control individual reproduction, people will resist or find a way around it.

The Two Directions of the 20th Century — Have More, Have Fewer

The 20th century was both the golden age and the dark age of birth rate policy. Two contradictory pressures hit the world simultaneously. On one side, industrialized countries worried about declining birth rates and pushed for more children. On the other, voices warning of a “population bomb” grew louder, driving governments to forcibly restrict births.

Nazi Germany and Romania — When the State Commanded Reproduction

When Hitler came to power in 1933, Germany’s birth rate had fallen to less than half of what it had been at the start of the century. The Nazi regime designated the declining population of the “Aryan race” as a national emergency and rushed to implement pro-natalist policies. Couples classified as “Aryan” were offered marriage loans, with a portion forgiven for each child born. Conversely, those branded as “genetically inferior” were subjected to forced sterilization.^[3]

In 1935, the Lebensborn (“Spring of Life”) program was created to encourage childbearing among SS members. It provided secret maternity facilities for “Aryan” women who had children out of wedlock. Between 1936 and 1945, an estimated 7,000 children were born in these facilities.^[3] Despite the full arsenal of financial incentives, coercion, and propaganda, birth rates did not rise significantly under the Nazi regime. Here, too, the evidence shows that reproduction cannot be controlled by decree and propaganda alone.

Romania’s Decree 770 went even further. In 1966, Ceaușescu declared his goal of increasing Romania’s population from 20 million to 30 million. Abortion was banned outright, with only narrow exceptions (women over 45, those with four or more children, or those whose lives were in danger). Contraceptives disappeared from the market. The enforcement methods were even more shocking. State-dispatched gynecologists made regular visits to factories and workplaces to examine the menstrual cycles of women of childbearing age. Once pregnancy was confirmed, the woman was tracked and monitored through to delivery, and if a miscarriage occurred, an investigation would follow to determine whether an illegal abortion had taken place. Women came to call these doctors the “Menstrual Police.”^[1]

In the short term, it worked. The number of births nearly doubled between 1966 and 1967. The total fertility rate—the average number of children a woman is expected to have in her lifetime—shot up from 1.9 to 3.7, and the generation born as a result became known as the decreței, “Ceaușescu’s children.”^[1] But what followed was bleak. Women who had no means to prevent unwanted pregnancies turned to life-threatening illegal abortions. Romania’s maternal mortality rate soared to more than ten times that of neighboring countries, becoming the highest in Europe.^[1] Children whose parents could not support them filled state orphanages. Shortly after Ceaușescu’s regime collapsed in 1989, the world witnessed the horrors inside those Romanian orphanages—a stark illustration of what one “pro-natalist policy” had produced.

France — Europe’s Oldest Pro-Natalist State

France has treated declining birth rates as a matter of national security since the latter half of the 19th century. After the defeat in the Franco-Prussian War of 1870, an obsession with population grew, and the massive death toll of men in the First World War brought that anxiety to a peak. By the mid-1930s, deaths had begun to outnumber births.^[4]

The Code de la famille, enacted in 1939, was the state’s response to this trend. The law provided cash transfers worth double a family’s income to households with many children and paid allowances to mothers engaged in childcare. The sale of contraceptives was banned until 1967.^[4] This policy continued through the Vichy government and into the postwar republic. France’s current family allowance system has its roots in this period.

The Era of Population Control — Nations Against the Population Bomb

In the 1950s through the 1980s, fear of a “population bomb” swept the world. Paul Ehrlich’s 1968 book The Population Bomb warned that overpopulation would lead to famine and the collapse of civilization. As this view gained traction, countries including India, China, South Korea, and Singapore aggressively pursued policies to lower birth rates.

India — The Largest Forced Sterilization Campaign in History

In June 1975, Prime Minister Indira Gandhi declared a state of emergency. With constitutional rights suspended, her son Sanjay Gandhi pushed population control as a national imperative. The results were shocking. In 1976 alone, approximately six million men underwent vasectomies.^[5] Most went under the knife without meaningful consent, under pressure from local officials trying to meet their quotas.

In the majority-Muslim village of Uttawar in Haryana, on November 6, 1976, more than 800 men were forcibly sterilized in a single day.^[5] This incident is a defining example of how forced sterilization fell disproportionately on religious minorities and lower-caste and rural poor populations. Over the entire emergency period, an estimated eight million or more people underwent sterilization in forced or semi-coerced circumstances.^[5]

Indira Gandhi lost the election of 1977. The opposition made forced sterilization a central campaign issue, and voter backlash was decisive. It is one of the rare cases in which population policy directly overturned a democratic election.

China — The Birth and End of the One-Child Policy

On September 25, 1980, the Chinese Communist Party officially announced the nationwide implementation of the one-child policy.^[6] The stated rationale was food shortages and the population pressure that stood in the way of economic development. But the policy was applied unevenly across regions. In rural areas, there were exceptions allowing a second child if the first was a daughter, and relaxed rules applied to ethnic minorities as well.

Enforcement depended heavily on the discretion of local officials. In some regions, confirmed second pregnancies led to forced abortions. Disadvantages in financial support and the allocation of public housing were used as tools to draw people into compliance.^[6]

The most visible and tragic consequence was a skewed sex ratio. Because of the strong preference for sons—particularly in rural areas—families sometimes failed to register daughters at birth or abandoned female infants. The natural birth sex ratio of 106:100 surged to as high as 120:100 in the early 2000s.^[6] This gender imbalance has remained a structural problem in Chinese society for decades since.

China shifted to a two-child policy in 2015 and a three-child policy in 2021. From 2023, it reversed course entirely to officially encourage childbirth. A country that spent 35 years suppressing births is now trying to persuade its people to have more children.

South Korea — From “Just Have Two” to Baby Bonuses

In 1961, South Korea’s total fertility rate stood at around 6.0. That same year, the government launched a family planning program as part of its Five-Year Economic Development Plan, and in 1973 it enacted the Maternal and Child Health Act.^[7]

“Have just two children, regardless of sex, and raise them well” was the defining slogan of this era. The government offered tax benefits to families with two or fewer children and gave priority access to public housing to parents who had undergone sterilization. Abortion was technically illegal but was tacitly tolerated within the context of government policy.^[7]

The policy proved remarkably effective. The total fertility rate dropped from 2.9 in the late 1970s to 1.56 in the late 1980s, falling below the roughly 2.1 replacement level in 1983.^[7] Yet the policy did not stop. The 1980s even produced the slogan “Even one is too many for the Korean peninsula.” Population control continued even after the birth rate had already fallen below replacement level.

As a result, South Korea recorded one of the world’s lowest birth rates in 2005. The government belatedly reversed course to encourage childbearing, spending approximately 280 trillion won (roughly $210 billion) on low birth rate countermeasures between 2006 and 2023.^[8] Yet the total fertility rate in 2023 fell to 0.72—a level without precedent anywhere in the world.^[8] Despite the enormous expenditure, the effect has been negligible.

Singapore — From “Two Is Enough” to “Three or More If You Can”

Singapore is a particularly dramatic example of policy reversal. After establishing a Family Planning Board in 1966 under the slogan “Small families, brighter future — Two is enough,” Singapore pursued population reduction aggressively. Civil servants who had a third child were denied maternity leave and stripped of tax benefits.^[9]

By 1975, Singapore’s total fertility rate had fallen just below replacement level—warning signals were already blinking. And yet the two-child policy continued until 1987, during which time the birth rate fell further. In 1987 the Singapore government reversed course with the slogan “Have Three or More, if you can afford it.”^[9] This reversal came with policies granting educational and housing priority to the children of highly educated women—a policy that drew criticism for explicitly institutionalizing differential treatment of children based on their parents’ education levels.

Why Pro-Natalist Policies Have Repeatedly Failed

Countries experiencing low birth rates have tried every tool available to raise them: cash payments, childcare subsidies, housing support, tax breaks, expanded paid parental leave. The results have been largely disappointing.

South Korea spent 280 trillion won and birth rates kept falling. Japan has pursued low-fertility countermeasures since the 1990s, but spending less than 1% of GDP on family benefits has been unable to generate significant change.^[10] Singapore offered a variety of incentives but could not prevent its fertility rate from falling below 1.0.

By contrast, countries that have relatively maintained their birth rates share certain features. Sweden is the clearest example. In the 1930s, Sweden’s total fertility rate had also fallen to 1.7. Sociologists Gunnar Myrdal and Alva Myrdal offered a prescription that differed from the prevailing approach of the time. While conservative pro-natalism emphasized women “returning to the home,” the Myrdals argued that creating an environment where women could combine work and childrearing was in fact the key to raising birth rates.^[11] On the basis of this thinking, Sweden built a public childcare system and a parental leave scheme, and maintained a comparatively stable fertility rate.

The key, in other words, is not cash transfers but structural change that makes it possible to balance work and family life. Even this prescription, however, is not a universal fix. Sweden’s total fertility rate has been in steady decline since the 2010s.

Coercion and Human Rights — The Shadow of Policy

The darkest dimension of the history of birth rate policies is the problem of coercion. When the state compelled reproduction or prohibited it, the cost was almost always borne by women and minority groups.

In Romania, women died trying to prevent unwanted pregnancies. In India, Muslim men, lower-caste men, and rural poor men became fodder for quota-filling. In China, women pregnant with a second child were subjected to forced abortions. In South Korea’s 1970s family planning era, women were the primary targets of sterilization.

Birth rate policies are not neutral demographic management. These policies have invariably drawn a line between those who were supposed to reproduce and those who were not. In Ceaușescu’s Romania, all women were supposed to give birth. In Nazi Germany, only “Aryans” were supposed to—while others were forbidden to. In the 1980s, Singapore explicitly institutionalized differential incentives for births, offering benefits for a third child only to highly educated women.

All of these cases demonstrate that birth rate policy is simultaneously a demographic target and an instrument of social engineering.

What Policy Has Learned—and What It Hasn’t

Looking back across two thousand years of history, state attempts to control birth rates reveal a single consistent pattern. Coercive methods can change the numbers in the short term, but they always produce side effects in the long run. Romania’s Decree 770 temporarily doubled the birth rate—but the consequence was hundreds of thousands of orphans and the deaths of women. India’s forced sterilization campaign changed a government through an election. China’s one-child policy produced a decades-long social problem in the form of a skewed sex ratio.

Incentive-based policies have also proven far more difficult than anticipated. Cash and incentives alone are nowhere near sufficient to become a decisive reason to have children. Where housing costs, education costs, the ability to balance work and family, and unstable employment structures are all entangled together, birth rates respond more sensitively to social structure than to policy.

Augustus of Rome wanted aristocrats to have children through laws and taxes. They married—but kept their families small. Ceaușescu declared women’s bodies state property. Women risked their lives to resist. The South Korean government of the 21st century spent $200 billion. Birth rates kept falling. The act of reproduction is, in the end, more deeply rooted in the sense of stability and belief in the future that people feel in their own lives than in any policy.