1990  

  • Norplant® levonorgestrel implants approved by the US Food and Drug Administration

1991  

  • In Egypt, Mexico, and Zambia, Population Council researchers examine the effect of sexually transmitted infections on women's reproductive health

1992  

  • Population Council receives United Nations Population Award
  • Council launches Expanding Contraceptive Choice program
  • Collaboration begins with the government of Ghana and the Navrongo Health Research Centre

1993  

  • Margaret Catley-Carlson becomes sixth president 
  • Population Council's annual budget: $40 million
  • Staff of 360

1994  

  • Sandra Arnold becomes director of the Corporate Affairs Division and a Population Council vice president
  • Council office opens in Washington, DC
  • International Conference on Population and Development held in Cairo, Egypt
  • Vietnam reproductive health fellowship program launched
  • USAID funds capacity-building project in Guatemala
  • French pharmaceutical company Roussel Uclaf donates to the Council the US rights for mifepristone; Council begins US clinical trials of the drug for early termination of pregnancy
  • Mellon Foundation provides $3 million challenge grant for the Council's endowment

1995  

  • Population Council researchers increase attention to needs of married and unmarried adolescents
  • Work in Myanmar begins
  • Council collaborates with government of India to reformulate its population policy to emphasize quality of care
  • With Rockefeller Foundation funding, the Council establishes the African Population and Health Research Center

1996  

  • Elof D.B. Johansson becomes director of the Center for Biomedical Research and a Council vice president 
  • Jadelle®, a two-rod levonorgestrel implant, approved by the US Food and Drug Administration 
  • National Institute of Child Health and Human Development funds research on child health in Africa

1997  

  • Elizabeth J. McCormack becomes chairman of the board 
  • USAID funds Horizons, a global program of operations research on HIV/AIDS
  • Population Council opens office in Vietnam and renews work in Iran

1998 

  • USAID funds Frontiers in Reproductive Health—a global operations research program—to improve services in Africa, Asia, the Near East, Latin America, and the former Soviet Union; the program consolidates the Population Council's regional operations research projects into a global program
  • Council collaborates on first nationally representative survey of adolescents in Egypt

1999  

  • World population: 6 billion 
  • Linda G. Martin becomes seventh president 
  • James M. Tuite becomes treasurer and director of finance, later assumes role of corporate secretary
  • Population Council's annual budget: $66.7 million 
  • Staff of 500 
  • Council opens office in Johannesburg, South Africa
  • Work begins in Cambodia and the West Bank
  • Packard Foundation funds capacity-building project in Pakistan
  • In the 1990s New Zealand joins Australia, Canada, Denmark, Finland, Japan, the Netherlands, Norway, Sweden, and the United Kingdom in supporting the Council's work