A measure called the "Presidential Memorandum Regarding the Mexico City Policy" will likely affect the lives of many women in developing countries.
The memorandum was among the first executive orders signed by Donald Trump after he became president of the United States. It changes government policy about the way foreign aid is given to other countries.
With the order， that support abortion. It is called the Mexico City Policy.
This policy dates back to 1984， when Ronald Reagan was the U.S. president. He announced it at a population conference in Mexico City. Under the policy， foreign aid to pay for a medical operation to end a pregnancy.
Since then， this rule has been put in place when president.
Melissa Israel is with The Heritage Foundation， a conservative policy group in Washington， D.C.
"The guiding principle for our policy really needs to be rooted in the respect for the most important fundamental human right of all， and that's the right to life."
The policy change was expected when Republican Donald Trump became president. But observers did not expect him to expand the rule.
Amanda Klasing is a researcher at Human Rights Watch， which opposes the policy.
"He funding on Global Health， so that includesHIV funding， maternal and child health， nutrition prevention of childhood diseases."
For non-profit groups to receive U.S. aid， about them， their own money for abortion services.
Klasing says the expansion of the Mexico City Policy will prove harmful to women's health.
"It means that when a doctor sits down with a woman， a safe abortion， that doctor cannot give her she needs to take care of herself."
says there are about 56 million abortions every year. More than half of the operations take place in developing countries.
In Kenya， Liza Muringo Kimbo is the director of IPAS Africa Alliance. The alliance says it is " dedicated to ending preventable deaths and disabilities from unsafe abortion."
"Trump's global gag rule will have a direct and devastating effect in Kenya and sub-Saharan Africa in several ways. This will lead to more unwanted pregnancies; it will lead to more unsafe abortion， increased death of women and young women and even an increased number of newborn deaths."
Other coun， people have created a program called the She Decides. And， in Britain， there are plans for a conference called Family Planning 2020. Both efforts will try to bring together countries that provide aid and countries that need it.
I'm Jill Robbins.