Eswatini is a member of the United Nations, the Commonwealth of Nations, the African Union, the Common Market for Eastern and Southern Africa, and the Southern African Development Community.
As of 2018, it is last African country to recognize the ROC instead of the PRC as the sole representative of "China".
Both countries share common membership of the Commonwealth and the World Trade Organization, as well as the SACUM–UK Economic Partnership Agreement.
[96] The United States assists Eswatini with a number of HIV/AIDS initiatives and programs implemented through the U.S. Agency for International Development (USAID), Centers for Disease Control (CDC), the Peace Corps, African Development Foundation, the Department of Labor, and the Department of Defense.
The U.S. Government sends about 4 Swazi professionals to the United States each year, from both the public and private sectors, primarily for master's degrees, and about 5 others for three- to four-week International Visitor programs.