The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
A lock () or https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
The United States is one of the largest donors to the Global Alliance for Vaccines and Immunization (the GAVI Alliance), committing more than $1.2 billion over the last 12 years to expand access to vaccines in the world’s poorest countries. Of this, over $250 million has gone to the United Republic of Tanzania since 2000.
