During Prime Minister Modi's visit to the U.S. in September 2021, several important agreements were reached between the two countries. These included:

• The Quad Vaccine Initiative: India, along with the U.S., Japan, and Australia, pledged to work together to produce and distribute one billion doses of COVID-19 vaccines in the Indo-Pacific region by the end of 2022.
• The U.S.-India Climate Leaders Dialogue: Both countries committed to working together to tackle climate change and achieve their respective goals under the Paris Agreement.
• The Indo-Pacific Economic Framework: The U.S. and India signed a joint statement outlining their shared commitment to sustainable economic growth and development in the Indo-Pacific region.
• A Memorandum of Understanding (MoU) on Intellectual Property (IP) Cooperation: This agreement aims to deepen cooperation between India and the U.S. on matters related to IP, including promoting innovation and entrepreneurship.

Overall, these agreements reflect the growing strategic partnership between the U.S. and India, and the two countries' shared commitment to addressing key global challenges.